贵研铂业: 云南省贵金属新材料控股集团股份有限公司2025年度ESG报告(英文版)

来源:证券之星 2026-04-27 01:59:14
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                                           Abbreviation:SPM   Stock Code: 600459
ESG REPORT 2025
SINO-PLATINUM METALS CO.,LTD. 2025 ESG REPORT
CONTENTS
           Report Introduction              04
                                                 Environment
           Message from Senior Management   06   Symbiosis for a Green Future
                                                 Climate Action                        20
           About Precious Metal Group       08   Energy and Environmeal Management
           Group Pro?le                     08   System                                26
                                                 Resource Conservation and Circular
           Corporate Culture                10   Economy                               29
           Control Relationship Chart       10   Pollution Prevention and Ecological
                                                 Protection                            31
           Highlight Performance            11
                                                  Society
           Annual Honors                    13    Sharing for a green future
                                                  Eemployee Development                36
           ESG Management                   14    Customer Service                     43
           Materiality Assessment           14    Partner Responsibility               50
           ESG Governance System            15    Giving Back to Society               54
           Stakeholder Communication        17
                                                  Governance
           Future Outlook                   72
                                                  Co-governance for a
           Appendix                         74    Sustainable Future
           Index Reference                  75
                                                  Corporate Governance                 60
           Feedback                         75
                                                  Compliance Management                63
           Rating Report                    76    Innovation-Driven Develpment         65
CONTENTS
 Report Guide                                                                                                                                                                                    Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 Report Introduction                                                                                                             Preparation Principles
                                                                                                                                 This report has been prepared with reference to the following guidelines, while taking into full account the
                                                                                                                                 expectations of stakeholders and the actual circumstances of the Precious Metal Group:
        Report System                                                                                                            · State-owned Assets Supervision and Administration Commission (SASAC)of the State Council: Guiding Opinions
                                                                                                                                 on Better Ful?lling Social Responsibility for State owned Enterprises
                                                                                                                                 · Shanghai Stock Exchange: Self-Regulatory Guidelines for Listed Companies No. 14–Sustainability Reporting (for
        This report is the 13th annual environmental, social, and corporate governance report (hereinafter referred to as        Trial Implementation)and Self-Regulatory Guidelines for Listed Companies No. 4–Sustainability Report Preparation
        "this report" or "ESG report") publicly released by Precious Metal Group.                                                · China Enterprise Reform and Development Society &Responsibility Cloud Research Institute: China Corporate
                                                                                                                                 Sustainability Reporting Guide (CASS-ESG 6.0) – General Framework
        Based on the principles of objectivity, comprehensiveness, standardization and transparency, this report elaborates      · Yunnan Provincial SASAC: Opinions on Ful?lling Social Responsibility (ESG)for State-owned Enterprises and
        on the Group's management philosophy, highlighted practices, and annual achievements in the economic,                    Guidelines for Preparing Social Responsibility (ESG) Reports for Yunnan Provincial State-owned Enterprises
                                                                                                                                 · National Standardization Administration: Guidelines for Social Responsibility Report Preparation
        environmental, social, and corporate governance aspects for the year 2025.
                                                                                                                                 · Global Reporting Initiative (GRI): GRI Standards (Sustainability Reporting Standards)
                                                                                                                                 Report Scope
        Nomenclature Explanation
                                                                                                                                 Unless otherwise speci?ed, this report mainly describes the responsible practices and performance of the Precious
         Abbreviation                         Referenc Full Name                                                                 Metal Group and its subsidiaries from January 1, 2025 to December 31, 2025.
         Precious Metal Group, Group, we      Refers to Sino-Platinum Metals Co., Ltd.
         SPM Catalyst                         Refers to Kunming Sino-Platinum Metals Catalyst Co.,Ltd                            Preparation Process
         SPM Chemical                         Refers to Sino-Platinum Metals Chemical (Yunnan) Co.,Ltd
         SPM Industrial Catalyst              Refers to Sino-Platinum Metals Industrial Catalyst (Yunnan) Co.,Ltd                  Report      Framework       Material                Report                   Report     Department    Management   Finalization
                                                                                                                                                                           Drafting              Consultation                                             and
                                                                                                                                  Planning     Construction   Collection              Revision                  Design      Review         Review
                                                                                                                                                                                                                                                       Release
         SPM Semiconductor                    Refers to Sino-Platinum Metals Semiconductor Materials (Yunnan) Co.,Ltd
         SPM Functional                       Refers to Sino-Platinum Functional Materials (Yunnan) Co.,Ltd
         SPM Electronic                       Refers to Sino-Platinum Electronic Materials (Yunnan) Co.,Ltd                      Data Description
         SPM Resources                        Refers to Sino-Platinum Metals Resources (Yimen) Co.,Ltd                           Financial data in this report are expressed in Renminbi (CNY), sourced from the Group's o?cial documents and
         Yongxing Resources                   Refers to Sino-Platinum Metals (Yongxing) Resources Co.,Ltd                        statistical reports, and have been reviewed by the relevant departments of the Group.
         Yunnan Precious Metals Laboratory Refers to Yunnan Precious Metals Laboratory Co.,Ltd
         Dongying Catalyst                    Refers to Sino-Platinum Metals Catalyst (Dongying) Co.,Ltd                         Report Language and Publication Format
                                                          Sino-Platinum Metals Longsun(Shanghai) New Materials                   This report is available in English, in both printed and PDF versions.
         SPM Longsun                          Refers to
                                                          Technology Co., Ltd
         Yongxing Testing                     Refers to Yongxing Guiyan Testing Technology Co.,Ltd
         Singapore Company                    Refers to Sino-Platinum Metals (Singapore) Pte. Ltd.                               Contact Information
         Resources Dongying                   Refers to Guiyan Resources Environmental Technology (Dongying)Co., Ltd.            Should you have any questions or suggestions regarding the contents of this report, please contact us by phone or
         SPM Bio                              Refers to Sino-Platinum Metals Biomaterials (Shanghai) Co.,Ltd                     by mail at:
         SPM Gold                             Refers to Sino-Platinum Gold (Yunnan) Co.,Ltd
                                                                                                                                 SINO-PLATINUM METALS Co.,LTD.
                                                                                                                                                                                                                                        Postal Code: 650106
        Quality Assurance
                                                                                                                                         Website: http://www.sino-precious.com/                                                         Tel: 0871-68329955
        The Group warrants that this report contains no false representations, misleading statements, or material
        omissions, and accepts individual and joint liability for the authenticity, accuracy and completeness of its contents.           Address: No. 988 Keji Road, High-tech Industrial Development Zone,                             Fax: 0871-68328990
                                                                                                                                         Kunming, Yunnan, China
 Keynote Address                                                                                                                                                                                    Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 Message from Senior Management
                   goal" three-year construction demonstration"and the decisive victory of a series of three-year actions. it is   to our corporate sustainable development. In active response to the national "dual carbon"goals, we fully implemented
                   also a key year for the long-term development of the "15th Five-Year Plan". Over the past year, Precious        the "Green and Beautiful SPM" construction initiative, driving the green upgrading of our industries. We are building a
                   Metal Group has always been guided by Xi Jinping 's Thought on Socialism with Chinese Characteristics           "zero-carbon park", advancing integrated distributed photovoltaic power generation and hydrogen energy storage projects
                   for a New Era, deeply studied and implemented the spirit of the 20th National Congress of the Communist         to optimize our energy mix. We are also comprehensively promoting the construction of green factories and strictly
                   Party of China and the Fourth Plenary Session of the 20th Central Committee of the Communist Party              managing the operation of environmental protection facilities.
                   of China, and the spirit of General Secretary Xi Jinping 's important speech on the inspection of Yunnan.
                   Under the leadership of the provincial party committee, the provincial government and the provincial state-     This year,we deeply fulfilled our social responsibilities,positioning shared contribution and mutual benefit as a solid
                   owned Assets Supervision and Administration Commission, it has taken the initiative to accelerate the           foundation for our corporate sustainable development. We implemented the "Talent Strengthening Enterprise"strategy and
                   industrial transformation and upgrading. scienti?c and technological innovation to improve e?ciency and         carried out the "Three Hearts"employee care program to provide comprehensive protection for the physical and mental
                   empower, green development to improve quality and expand, social responsibility practice is strong, and         health and well-being of our employees. We continuously optimized our products and services, consistently developed
                   the governance system is standardized and e?cient, showing the mission and responsibility of state-owned        ?agship products, and cultivated the second batch of 14 "SPM Premium"products to enhance customer satisfaction. We
                   enterprises in the new era.                                                                                     continued to deepen strategic cooperation, strengthened ESG management of our suppliers, expanded our international
                                                                                                                                   markets, and built the SPM international brand. We actively gave back to society, solidly advanced the paired assistance
                   This year,we deepened our focus on core businesses to improve quality and efficiency,positioning                work in Shangjiang Township, Shangri-La City, and widely carried out volunteer services to convey warmth and a sense
                   transformation and upgrading as the key pillar of our corporate sustainable development. We took the lead       of responsibility. In 2025, the Group paid 328 million RMB in taxes and fees, created 311 new jobs, and invested 1.56
                   in establishing the Dianzhong Rare and Precious Metals National Advanced Manufacturing Cluster, and             million RMB in rural revitalization.
                   coordinated the advancement of 22 industrialization projects. Nine projects, including the new precious
                                                                                                                                   This year,we continuously improved our governance system,positioning standardized governance as the fundamental
                   metals materials production line, were completed and put into operation, while six projects, including the
                                                                                                                                   safeguard for our corporate sustainable development. We integrated the Party's leadership into corporate governance,
                   Shanghai Sheshan Industrial Park, are under accelerated construction.The Group ranked 264th on the
                                                                                                                                   strictly implemented the "Three Major and One Major"decision-making system (major issues, major personnel
                                                                                                                                   appointments, major project arrangements, and major fund allocations), and revised and refined various meeting
                   Yunnan Manufacturing Enterprises list, and 1st on the Top 100 Yunnan High-Tech Enterprises list.
                                                                                                                                   procedures. We advanced the integrated construction of "risk, internal control, and compliance"to strengthen our
                                                                                                                                   compliance management system. We thoroughly implemented the series of deployment requirements for the reform
                   This year,we focused on building new quality productive forces,positioning technological innovation as the
                                                                                                                                   and development of state-owned enterprises, further enhancing our e?orts to advance SOE reform and development, to
                   core engine of our corporate sustainable development. We continued to increase R&D investment, built
                                                                                                                                   strengthen, expand, and enhance SOEs, and to ensure the e?ective implementation of key annual reform tasks.
                   high-quality innovation platforms, and carried out research on key technologies to address major national
                   strategic needs, thereby promoting the integrated development of technological and industrial innovation.
                                                                                                                                   A new journey has begun,and a new clarion call has sounded. The blueprint urges us forward, and only solid action will
                   With a focus on digital infrastructure construction and AI empowerment, we developed an AI public service
                                                                                                                                   bring a bright future! Standing at this new historical starting point, we will adopt higher standards and more concrete
                   platform and independently developed a controllable digital factory. In 2025, the Group 's R&D investment
                                                                                                                                   measures to continuously deepen our green and low-carbon transformation, actively fulfill our social responsibilities,
                   reached 1.231 billion RMB. We received support for two National 2030 Major Projects, obtained funding
                                                                                                                                   improve our corporate governance system, and strengthen the engine of technological innovation. We will contribute
                   for six National Fund projects, and our National Intellectual Property Operation Center was accredited. The
                                                                                                                                   greater wisdom and strength to the high-quality economic and social development of Yunnan Province, to the security of
                   Group was recognized as a "Yunnan Provincial Industrial Internet Demonstration Enterprise"and one of our
                                                                                                                                   national strategic resources, and to the building of a Beautiful China and a Harmonious Society.
                   practices was selected as a typical case study by the Ministry of Industry and Information Technology.
 Regarding the Precious Metals Group                                                                                                                                                              Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 About Precious Metal Group
                                                                                                                                Precious Metal Group, bearing in mind the "greaters of the nation"and adhering to the "Four Orientations," develops
                                                                                                                                three core business sectors: manufacturing of precious metals new materials, development and recycling of precious
                                                                                                                                metals resources, and precious metals supply services. It focuses on five major application areas: national defense,
                                                                                                                                environmental protection, new energy chemicals, life and health, and next-generation information technology. The Group
                                                                                                                                serves ten key ?elds: clean air, green chemicals, electronics and electrical, chip packaging, new energy, biomedicine,
 Group Pro?le                                                                                                                   advanced materials, resource recycling, high-purity refining, and mineral resources. It is a critical force in China 's
                                                                                                                                achievements in the transformation and industrial development of precious metals. The Group has formed a product
                                                                                                                                portfolio of over 400 varieties and more than 4,000 specifications, offering customers one-stop, full-industry-chain
 Sino-Platinum Metals Co., Ltd. (referred to as "Precious Metal Group" ; stock short name: SPM Platinum; stock code:            services. It currently ranks ?rst in China and ?fth globally in the precious metals ?eld. In 2025, it ranked 264th among
 the R&D, manufacturing, and resource recycling of precious metals new materials. Its predecessor was the "Engineering          's Top 100 High-Tech Enterprises.
 Research Institute, Academia Sinica "founded in 1928, which was renamed the Precious Metals Research Institute in
 the lead among Yunnan provincial state-owned enterprises to achieve a complete overall listing in 2022.                        Giant"Enterprises specializing in new technologies, one national-level "Little Giant"Enterprise, one National Technology
                                                                                                                                Innovation Demonstration Enterprise, and 12 National High-Tech Enterprises. With a focus on expanding green
 Precious Metal Group possesses the only series of core technologies and a complete innovation system in the field              initiatives, energy conservation, carbon reduction, pollution control, and emission reduction, the Group is building zero-
 of precious metals in China. It has undertaken over 3,000 national scienti?c research projects in the precious metals          carbon parks, zero-carbon factories, and green factories. It currently operates one zero-carbon park, three national-
 ?eld, with many achievements ?lling domestic gaps. The Group has 10 national-level and 14 provincial-level innovation          level "Green Factories,"and three zero-carbon factories. The Group is accelerating its layout in key business areas such
 platforms, 9 academician workstations, and 18 expert workstations. It was the ?rst Yunnan state-owned enterprise to            as photovoltaics, new green chemicals, and hydrogen energy storage to achieve green, low-carbon, and sustainable
 establish a National Key Laboratory and has successfully reorganized the State Key Laboratory of Precious Metals               development in the rare and precious metals industry.
 Functional Materials. It was among the ?rst to build the Yunnan Precious Metals Laboratory, achieving deep integration of
 "production, academia, research, and application."                                                                             The Group strives to build a hundred-billion-level industrial cluster, radiating and driving the rapid growth of a group of
                                                                                                                                upstream and downstream new materials enterprises, with the goal of creating a trillion-level industrial cluster. It aims to
                                                                                                                                become the national leader in the precious metals new materials industry and a guardian of strategic resource security.
 Regarding the Precious Metals Group                                                                                                                                                            Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 Corporate Culture
                                                                                                                                     Highlight Performance
                                                                                                                                      Economic Performance
                                                                                                  Innovation-Driven Development,
        Leader of China's                                                                        Win-Win Cooperation Empowering
     Precious Metals Industry                                                                    Employees, Giving Back to Society
                                                                                                                                          Operating Revenue: RMB   55.675 Billion,                  Total Pro?t: RMB    804 Million, up
                                       Developing the New Materials    World-Leading Precious                                             up 17.20% year-on-year                                    12.46% year-on-year
                                       Industry Serving High-Quality    Metals New Materials
                                                Human Life               Technology Group                                                 Total Pro?t and Taxes: RMB   1.098 Billion,               Output value: RMB     48.623 Billion
                                                                                                                                          up 3.41% year-on-year                                     yuan, YoY 25.55%
            Strategic                                                                                         Values
           Positioning
                                                                                                                                          Economic Value Added (EVA): RMB
                                                                                                                                          up 2.44% year-on-year
                                                 Mission                       Vision
                                                                                                                                          Net Assets: RMB   8.073 Billion,                    Asset-Liability Ratio        Return on Equity (ROE)
                                                                                                                                          up 9.60% year-on-year                               59.38%                       8.73%
 Control Relationship Chart
                                                                                                                                      Environmental Performance                               Social Performance
                                                                                                                                         Environmental Protection Expenditure:                     New Jobs Created      311persons
                                                                                                                                         RMB   1148 Million                                        Total Social Contribution Investment:
                                                                                                                                                                                                   RMB    156 Million
     State-owned Assets Supervision and Administration Commission
               of Yunnan Provincial People's Government
                                                                                        Yunnan Provincial Department of
                                                                                                   Finance
                                                                                                                                         Certi?cations
                                                                                                                                                                                                   Safety Expenditure: RMB       649 Million
                                                                                                                                      Governance Performance
                                                                                                                                          R&D Investment: RMB   1.231billion,          Received support for   2 National 2030 Major Projects, including
                                               Yunnan Investment Holding Group Co., Ltd.
                                                                                                                                          R&D investment 2.21%                         1 project as the lead and 1 project as a participant.
                                                     Sino-Platinum Metals Co., Ltd.                                                       12 National-level high-tech enterprises, 4 national-level specialized and sophisticated "Little
                                                                                                                                          Giant"enterprises, and 1 national-level manufacturing single champion enterprise. 4 provincial-level
                                                                                                                                          specialized and sophisticated "Little Giant"SMEs, and 6 provincial-level manufacturing single champion
                                                                                                                                          demonstration enterprises.
                                                                                                                                                                                The Group was ranked 9th on the "2025
                                                                                                                                                                                Top 100 Yunnan Enterprises" list, 5th on
                           The Group was approved as the main entity for the construction of Yunnan                   SPM Catalysis was rated as a national-
                January    Provincial Industry-Level Big Data Center
                                                                                                            January                                                   September the "2025 Top 100 Yunnan Manufacturing
                                                                                                                      level "Green Factory"
                                                                                                                                                                                Enterprises" list, and 1st on the "2025 Top
                           The Group held its 2025 Work Conference and the First Session of the                                                                                 100 Yunnan High-Tech Enterprises" list
                January    Second Employee Representative Congress
                                                                                                                      The Group was listed on the 2025 China
                                                                                                            January   Top 500 Manufacturing Enterprises, ranking
                           SPM Resources' "Modern Industrial Base Project for Enrichment and                                                                                    The Group was listed among the ?rst
                                                                                                                                                                                batch of national-level industrial intellectual
                March      Regeneration of Precious Metals Secondary Resources" (Phase I) was fully                   among the 8 listed enterprises in Yunnan
                                                                                                                                                                      September property operation centers released by
                           completed and put into operation
                                                                                                                      The Group's Chief Scientist, Wen Ming,                    the China National Intellectual Property
                 April     The Group held the Third Science and Technology Conference                        April
                                                                                                                      received the "National Model Worker" title                Administration (CNIPA), ranking 61st
                           The First Meeting of the First Academic Committee of the "National Key                     Yongxing Testing passed the certi?cation                       SPM Zhongxi passed the certi?cation
                 April     Laboratory of Precious Metal Functional Materials" (led by the Group) was         May      as a Hunan Provincial Specialized and             October      as a national-level Specialized and
                           held in Kunming                                                                            Sophisticated SME                                              Sophisticated "Little Giant" Enterprise
                           The Tokyo Branch Center of Yunnan Precious Metals Laboratory Co., Ltd.
                 May       was inaugurated                                                                   July     Catalysis Dongying was shortlisted as a                        Yunnan Provincial Precious Metals New
                                                                                                                      Shandong Provincial Intelligent Factory           October      Materials Industrial Park was rated as an
                           Yongxing Resources' "Green Recycling Project for Rare and Precious                                                                                        enterprise-level "Three-Star Zero-Carbon
               September   Metals" completed equipment installation and o?cially entered the equipment                Group's "2024 ESG Report" received a                           Park"
                           commissioning phase                                                               July     "Five-Star" rating from the China Enterprise
                                                                                                                      Social Responsibility Report Rating Expert                     SPM Catalysis passed the certi?cation
                           The "Yunnan Rare and Precious Metals Industry High-Quality Dataset
                                                                                                                      Committee                                        November      as one of the ?rst batch of "Zero-Carbon
               September   Construction and Application Project" was approved for establishment by the
                           National Development and Reform Commission (NDRC)                                                                                                         Factories" in Yunnan Province
                                                                                                                      Guizhou Catalyst has been certi?ed as
                           Yunnan Provincial Precious Metals Pharmaceutical Technology Innovation            July     one of the ?rst" zero-carbon factories "in                     The Group was selected for the "China
                October    Center was approved for construction                                                                                                                      ESG Listed Companies State-owned
                                                                                                                      Yunnan Province
                                                                                                                                                                                     Enterprise Pioneer 100 (2025)" list,
                           The Group participated in the 2025 Tengchong Scientists Forum – Special
                                                                                                                      The Group's reform practice was again                          won the "ESG Jingniu Award · ESG
                October    Event on Innovation-Driven Development of New Materials and Industrial
                                                                                                                      selected for the Case Collection of the
                           Finance, and the 2025 Precious Metals Forum                                                                                                 November      Dual Carbon Pioneer", and three ESG
                                                                                                            August    State-owned Assets Supervision and                             best practice cases were included in
                           The Shanghai Rare and Precious Metals Innovation Platform and the Shanghai                 Administration Commission (SASAC) of                           the "Yunnan Provincial State-owned
                October    Sheshan Precious Metals New Materials Industrial Base broke ground                         the State Council                                              Enterprises Social Responsibility
                           The Group participated in the ?rst-day trading of platinum and palladium                                                                                  (Sustainable Development) Blue Book
               November                                                                                             SPM Chemicals was selected as a Yunnan
                           futures and successfully completed its ?rst transaction                                                                                                   (2025)"
                                                                                                          September Provincial Advanced-Level Intelligent
                           The Group participated in the 2025 Tengchong Scientists Forum · Rare and                 Factory                                                          The group has been ranked 9th in
               December    Precious Metals Industry Innovation and Development Forum                                                                                                 the"2025Top 100 Yunnan Enterprises",
                                                                                                                    SPM Zhongxi passed the dual                                      speci?c in the"2025 Top 100
                                                                                                                                                                       December
                                                                                                          September certi?cations of Shanghai Municipal                              Yunnan Manufacturing Enterprises", and
                                                                                                                    Single Champion Enterprise and                                   1st in the"2025 Top 100 Yunnan High-tech
                                                                                                                    Enterprise Technology Center                                     Enterprises
                                                                                                                                                                                     SPM Resources passed the certi?cation
                                                                                                                                                                       December      as a "Zero-Carbon Factory" in Yunnan
                                                                                                                                                                                     Province
 ESG Management                                                                                                                                                                                                                                        Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 ESG Management                                                                                                                                                                     ESG Governance System
                                                                                                                                                                                    ESG Governance Structure
 Materiality                                                               In accordance with the latest domestic and international disclosure standards, including
                                                                           the Shanghai Stock Exchange Listed Company Self-Regulatory Guidelines No. 14 –                           The Group has established a social responsibility (ESG) management system to provide uni?ed leadership, decision-
                                                                           Sustainability Reporting (for Trial Implementation) and the Shanghai Stock Exchange                      making, and organizational implementation for related work, forming a social responsibility framework characterized by
 Assessment                                                                Listed Company Self-Regulatory Guidelines No. 4 – Sustainability Report Preparation, the                 coordinated planning, vertical linkage, and holistic advancement. A Social Responsibility Leadership Working Group has
                                                                                                                                                                                    been established as the leading body for the Group's social responsibility (ESG) work. The Group's Party Committee
                                                                           Company conducts a double materiality assessment. By integrating its own development
                                                                           strategies and plans, the Company has established a comprehensive system for identifying                 Secretary and Chairman serves as the Group Leader, the Deputy Party Committee Secretary, Vice Chairman, General
                                                                                                                                                                                    Manager, and responsible leaders serve as Deputy Group Leaders, and other members of the Group's leadership team
                                                                           and managing sustainability topics, and carries out the identification, assessment, and
                                                                                                                                                                                    serve as members, taking comprehensive responsibility for the Group's social responsibility (ESG) work. The Social
                                                                           prioritization of sustainability topics. The perspectives of multiple departments and                    Responsibility Leadership Working Group has an o?ce as its daily management department, which is hosted within the
                                                                           stakeholders are fully incorporated to provide directional guidance for each business                    Group's Party Committee Work Department. Each department is responsible for social responsibility (ESG) management
                                                                           segment. The Company also discloses the progress of key topics in the report, responds                   within its business scope according to its functional division.
                                                                           to stakeholder concerns, and demonstrates its sense of responsibility and pragmatic
                                                                           actions on the journey toward sustainable development.                                                    Governance       Responsible
                                                                                                                                                                                                                                                            Responsibilities
                                                                                                                                                                                      Structure          Body
 Double Materiality Assessment Approach                                                                                                                                             Leadership
                                                                                                                                                                                                    Corporate Social
                                                                                                                                                                                                                     ·Research and provide guidance on the development of the Group's social responsibility
                                                                                                                                                                                                    Responsibility
                                                                                                                                                                                    and Decision-                    (ESG) work system, institutional development, strategic planning, annual plans, major
                         Background Analysis and Initial Identification of Topics. A professional team was established. Based                                                                       Leadership
                                                                                                                                                                                    Making Body                      project implementation, annual report preparation, and other signi?cant matters.
                                                                                                                                                                                                    Working Group
                         on policy requirements, industry characteristics, market dynamics, and sustainability trends, the team
      The ?rst           conducted in-depth analysis and interpretation of macro policies and industry hotspots, understood the                                                                                     ·Regularly report to the Group's Social Responsibility Leadership Working Group and
       step              key ESG concerns of capital markets and institutional investors, and combined these with the Company's                                                                                     implement its resolutions.
                         business development strategy and its unique characteristics to initially identify 18 topics that have a                                                                                   ·Promote the clari?cation of social responsibility (ESG) responsibilities among the Group's
                         signi?cant impact on the Company.                                                                                                                                         Corporate Social departments and subsidiaries.
                                                                                                                                                                                    Daily Work and Responsibility   ·Draft social responsibility (ESG) management systems and promote the standardized
                                                                                                                                                                                    Coordination   Leadership       implementation of social responsibility work.
                         Impact and Financial Materiality Assessment. For impact materiality assessment, a dedicated
                                                                                                                                                                                    Body           Working Group
                         questionnaire on topic impact materiality was developed and distributed to a wide range of stakeholders,                                                                                   ·Conduct social responsibility (ESG) exchanges, communication, and dissemination.
                                                                                                                                                                                                   O?ce
                         including government o?cials, shareholders and investors, industry association representatives, strategic                                                                                  ·Organize the preparation of the Group's social responsibility (ESG) report.
                         partners, directors, senior management, employees, customers, suppliers, communities, and the public,                                                                                      ·Conduct social responsibility (ESG) evaluations and awards.
     Step two            to rate the materiality of each ESG topic. A total of 352 questionnaires were collected. For financial
                                                                                                                                                                                                                    ·Uniformly manage other matters related to the Group's social responsibility (ESG) work.
                         materiality assessment, a ?nancial materiality assessment form for ESG topics was developed. Relevant
                         department heads and the Finance Department jointly evaluated the ?nancial materiality of each topic                                                                                         ·Be responsible for organizing the implementation of social responsibility (ESG) tasks
                         based on dimensions such as identification of risks and opportunities, likelihood of occurrence, and                                                                                         assigned by the Group.
                         degree of ?nancial impact.                                                                                                                                                                   ·Promote the deep integration of social responsibility (ESG) work with departmental
                                                                                                                                                                                                                      operations, carrying out work in a more responsible manner.
                                                                                                                                                                                                    Functional
                         Topic Confirmation and Approval. Based on the questionnaire results, material topics under two                                                                                               ·Be responsible for the collection, organization, and reporting of social responsibility (ESG)
                                                                                                                                                                                                    Departments
                         dimensions—"importance of impact on the economy, environment, and society" and "importance of                                                                                                information within the department.
     Step three
                         financial impact"—were identified. Combined with expert opinions in the sustainability field, the 2025                                                                                       ·Participate in the preparation of the corporate social responsibility (ESG) report.
                                                                                                                                                                                    Implementing
                         materiality matrix was developed, and the material topics for the year were determined.                                                                    Bodies                            ·Participate in internal and external social responsibility capacity-building and stakeholder
                                                                                                                                                                                                                      communication activities.
                                                Tall
 Compliant and Ethical Business                                                  Waste and emissions management
                                                                                                                                                                                                                      ·Accept the Group's guidance, coordination, and evaluation; implement the Group's
                                                                                                                                                                                                                      decisions and arrangements regarding social responsibility (ESG) work; proactively
                                                                                 Compliant and ethical business operations ①
 Operations includes content
 related to anti-commercial bribery,                                                                                       1
                                                                                                                                                                                                                      promote the development of social responsibility (ESG) work; properly collect, organize,
                                        environment, and society
                                        Importance of impact on the economy,
 anti-corruption, and anti-unfair                                                Corporate governance and risk management                                                                           Subsidiaries
 competition.                                                                                                                                                                                                         and consolidate social responsibility (ESG) information of the subsidiary and report such
                                                                                 Employee rights, safety, and development                                                                                             information to the Group; participate in the preparation of the Group's annual social
                                                                                 Resource conservation and circular economy                                                                                           responsibility report, etc.
 ESG Management includes                                                                                                                                                        3
                                                                                 ESG management ②
 content related to stakeholder
                                                                                                                                                  Climate change response
                                                                                                                                                                                    ESG Policies
 communication.
                                                                                 Responsible supply chain
                                                                                 Environmental compliance management
 Product and Service Quality                                                                                                                                                        Pursuant to the "Social Responsibility (ESG) Management Measures of Sino-Platinum Metals New Materials Holding
 includes content related to data                                                R&D and application of environmental technologies and products
 security and customer privacy
                                                                                                                                                                                    Group Co., Ltd. (Trial)", the Group has defined its social responsibility (ESG) concepts and principles, management
 protection.                                                                                                                                                                        bodies and responsibilities, implementation management, communication management, performance management, and
 As of the end of the reporting                                                  Due diligence                                                                                      a world-class enterprise and achieve high-quality and sustainable development.
 period, the Group's accounts
 payable (including notes payable)                                               Rural revitalization and social contribution
 balance did not exceed RMB 4
 billion, accounting for no more than
                                                                                 Equal treatment of small and medium-sized enterprises ④
                                                                                                                                                  Innovation-driven
                                                                                                                                                                                    ESG Report Management
 had no information on overdue
                                                                                                                                                                                    The Group has published its annual social responsibility/ESG report for twelve consecutive years, disclosing the
                                                                                 Science and technology ethics
 payments to small and medium-                                                                                                                                                      Company's ESG governance and practices. During the report preparation process, the Party Committee Work
 sized enterprises on the National                                                                                                                                                  Department is responsible for the organization, planning, liaison, and communication of ESG work. Other departments
 Enterprise Credit Information                                                                                                                                                      and subsidiaries participate jointly, assisting in the collection of ESG-related materials and cooperating in the report
                                                low
 Publicity System.                                                                                       Importance of ?nancial impact                                    Tall      writing to ensure the report's authenticity and completeness. Each department has clear divisions of responsibility,
                                                                                                                                                                                    e?ectively advancing the preparation process.
 ESG Management                                                                                                                                                                                     Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 ESG Supervision and Assessment                                                                                                    Stakeholder Communication
 The Group strengthens the organic integration of the social responsibility (ESG) indicator system with the existing
 performance management system, incorporating social responsibility (ESG) work into the annual performance                         The Group places emphasis on stakeholder communication and engagement. Based on factors such as the Group's daily
 assessment of each department and unit. A mechanism linking executive compensation to core ESG topics has been                    operations and management, and the scope and impact of various topics, it identi?es and selects internal and external
 established, incorporating technological innovation, green and low-carbon practices, and workplace safety into the                stakeholders that have a significant impact on the Group's development. A regular communication and supervision
 assessment system with quantitative management. A rigid "one-vote veto" constraint has been established: executives               mechanism has been established. Social responsibility (ESG) information is published through the o?cial website, o?cial
 involved in extremely serious or major workplace safety accidents, or major or above ecological and environmental                 WeChat public account, and video channel to disseminate the Group's philosophy and performance dynamics. While
 incidents, will have their assessment ratings downgraded, promoting a direct link between executive compensation and              responding to the concerns of key stakeholders, the Group also takes into account reasonable opinions and suggestions
 sustainable development performance.                                                                                              from internal and external stakeholders, continuously improving its corporate management practices and building
                                                                                                                                   consensus on sustainable development.
 ESG Responsibility Capacity
                                                                                                                                            Stakeholders                             Expectations and Concerns                Communication and Response
 The Group places emphasis on cultivating ESG capacity, deeply integrating ESG with corporate development planning
 and daily operations. An ESG indicator system covering ?ve areas—report preface, environment, society, governance,
 and report postscript—has been established. Using the indicator system as an entry point, ESG concepts, methods,
 and strategies are integrated into the Group's strategic planning and business operations, continuously enhancing core                                                  Comply with laws and regulations         Maintain law-based corporate governance
 functions and promoting the Group's high-quality and sustainable development.                                                                             Government    Pay taxes in accordance with the law     Pay taxes in strict accordance with the law
                                                                                                                                                                         Provide employment opportunities         Provide job opportunities
 The Group actively participated in the Yunnan Provincial State-owned Enterprises 2025 Series of Press Conferences
 on Ful?lling Social Responsibility and Promoting Sustainable Development, the Yunnan State-owned Assets and State-
 owned Enterprises 2025 Social Responsibility (Sustainable Development) Special Training, and ESG China · The 8th
 Beijing Responsibility Expo, and received multiple honors. The Group's 2024 ESG Report was selected as a case study in
 the "Blue Book of Social Responsibility of State-owned Assets and State-owned Enterprises (2025)" for local state-owned                                                Improve corporate governance              Maintain prudent operations
 enterprise social responsibility reports, receiving a "Five-Star" rating from the China Enterprise Social Responsibility                                  Shareholders Strengthen risk management and            Improve information disclosure
 Report Rating Expert Committee. The Group was selected for the "China ESG Listed Companies State-owned Enterprise
                                                                                                                                                                        control                                   Strengthen compliance management
 Pioneer 100 (2025)" list, ranking 35th. Leveraging its technological innovation and practical achievements in the green
 and low-carbon ?eld, it won the "ESG Jingniu Award · ESG Dual Carbon Pioneer." Three ESG best practice cases were
 selected for the "Yunnan Provincial State-owned Enterprises Social Responsibility (Sustainable Development) Blue Book
 (2025)." The Group's Wind ESG rating was upgraded to A.
                                                                                                                                                                                                                  Improve compensation and bene?ts
                                                                                                                                                                         Protect employee rights and interests    Promote career development
                                                                                                                                                                         Support employee growth
                                                                                                                                                           Employees                                              Strengthen talent development
                                                                                                                                                                         Balance work and life                    Care for and support employees
                                                                                                                                                                         Health and safety                        Ensure workplace safety
                                                                                                                                                                                                                  Maintain integrity in business operations
                                                                                       It was selected into the list of "China's                                         Protect customer rights and interests    Optimize product quality
                                                                                             Top 100 ESG Listed State-                                     Customers     Enhance customer satisfaction            Ensure service quality
                                                                                     owned Enterprises(2025)"and ranked 35th.                                            Product and service innovation           Protect customer privacy
                                                                                                                                                                                                                  Emphasize R&D and innovation
                                                              The WindESG rating result is Class A.
                                                                                                                                                                         Implement responsible procurement        Maintain transparent procurement practices
                                                                                                                                                           Partners      Drive industry development               Strengthen supplier management
                                                                                                                                                                         Achieve win-win cooperation with         Deepen strategic cooperation
               The 2024 ESG report                        Awarded the"ESG Whale and Bull Award-ESG                                                                       partners
            received a"?ve-star "rating.                  Dual Carbon Pioneer"
                                                                                                                                                                       Actively integrate into the community      Support rural revitalization
                                                                                                                                                           Communities Carry out volunteer activities             Participate in public welfare activities
                                                                                                                                                                       Support disadvantaged individuals          Care for disadvantaged groups
                                                                                                                                                                         Protect the ecological environment       Develop clean energy
                                                                                                                                                                         Utilize resources rationally             Restore the ecological environment
                                                                                                                                                           Environment   Promote energy conservation and          Promote environmental protection concepts
                                                                                                                                                                         emission reduction                       Strengthen energy management
                                                                                                                                                                         Address climate change
               Thre emplay ESG pracices have ben seleted for incusion in the"Yunm Provincial Stateowned Enterpises Sacial
                                      Responsibility(Sustainable Development)Blue Book(2025).
                                                                        In 2025,the Group
 Environment
                                                                          Environmental protection   Majinpu Industrial Park obtained Zero-Carbon
                                                                          investment: RMB            Park certi?cation, making the Group the ?rst
                                                                                                     enterprise in Southwest China to establish a
Symbiosis
                          for a Green Future
                                                                                                     corporate-level zero-carbon park.
                                                                                                     SPM Chemical obtained Type I Three-Star Zero-
                                                                                                     Carbon Factory certi?cation; SPM Catalyst and
                                                                                                     SPM Resources obtained Type I Four-Star Zero-
                                                                                                     Carbon Factory certi?cation; Catalyst Dongying
                                                                                                     passed municipal-level Green Factory certi?cation.
                                                                                                     certi?cation
 The Precious Metal Group has deeply studied and
 implemented Xi Jinping's Thought on Ecological
 Civilization, implemented the requirements                                                                    Responding to the Sustainable
 of Beautiful China and the Yunnan Provincial                                                                  Development Goals (SDGs)
 Government for the construction of Beautiful
 Yu n n a n , t o o k t h e c o n s t r u c t i o n o f " G r e e n ,
 Beautiful and Precious Research" as an important
 measure to promote the green, harmonious and
 sustainable development of enterprises, actively
 implemented the national "dual carbon" goal, and
 comprehensively improved the Group's green and
 low-carbon high-quality development ability.
 Environment: Symbiosis for       Society: Sharing for a Better     Governance: Co-Governance                                                                                                                    Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                   Future                            for a Sustainable Future
 Climate Action                                                                                                                         Environment (Climate)-Related Risks
                                 The Sino-platinum Metals Group actively addresses climate change by improving its                      Physical Risks
                                 climate response governance system, establishing a climate change strategy, advancing
                                 the management of climate-related impacts, risks, and opportunities, and setting
                                 indicators and targets for climate change. Multiple measures are being taken to promote                      Risk                    Risk                Time            Value Chain        Potential Impact /                    Response
                                 carbon emission reduction.                                                                                 Category               Description           Horizon              Link           Financial Impact                       Strategy
                                                                                                                                            Extreme                                      Short to 1
                                                                                                                                                            Frequent and intense                           Upstream,        Production stoppage         • Establish a full-chain climate risk
                                                                                                                                            Weather         extreme weather events       Medium            Operations       losses, supply chain        assessment system
                                                                                                                                                            may a?ect production                                            disruption risk,
                                                                                                                                                            systems and supply                                              increased emergency         • Systematically enhance supply
                                                                                                                                                            chains, leading to                                              response costs              chain resilience
 Governance                                                                                                                                                 operational disruption,
                                                                                                                                                            property loss, and
                                                                                                                                                                                                                                                        • Establish a climate disaster
                                                                                                                                                                                                                                                        emergency plan covering early
                                                                                                                                                            personnel safety issues.
                                                                                                                                                                                                                                                        warning, response, and recovery
 A climate change governance mechanism has been established, led by the Group's Ecological Environment Protection
 Committee. Climate issues are given priority in the Group's strategy and fully integrated into corporate governance and core   Acute
 decision-making processes. A "dual carbon" management structure covering decision-making, management, execution,               Risk
 supervision, and evaluation has been established, forming a complete closed loop from strategy formulation to execution                    Flooding        Extreme precipitation        Short to          Operations       Equipment damage            Strengthen drainage system
                                                                                                                                                            causes ?ooding around        Medium                             losses, material losses,    retro?ts at production bases;
 and evaluation, e?ectively advancing the achievement of "dual carbon" goals.                                                                               production bases,                                               increased production        develop ?ood emergency plans
                                                                                                                                                            submerging production                                           interruption costs
                                                                                                                                                            equipment and stored
                                                                                                                                                            materials (precious
                                                                                                                                                            metal raw materials/
                                                   Management Structure                                                                                     ?nished products),
                                                                                                                                                            a?ecting production
                                                                                                                                                            continuity.
                                  Responsible for formulating "dual carbon" goals and policies, providing directional
         Decision-making          guidance for "dual carbon" work.
                                                                                                                                            Average         Long-term temperature        Medium to         Operations       Increased energy costs      • Optimize chiller system
                                  Coordinates "dual carbon" work, formulates specific implementation plans and action                       Temperature     rise has led to              Long                               over the long term;         operation strategies to reduce
         Management                                                                                                                         Rise            persistently high                                               increased material          energy consumption; improve
                                  plans, supervises execution.
                                                                                                                                                            temperatures                                                    storage losses              system energy e?ciency
                                                                                                                                                            in production
                                                                                                                                                            environments,increasing                                                                     • Enhance ventilation and
                                  Responsible for implementing specific "dual carbon" projects, such as energy-saving                                                                                                                                   insulation control in production
         Execution                                                                                                                                          refrigeration energy
                                  retro?ts and new energy projects.                                                                                         consumption and                                                                             and warehousing areas
                                                                                                                                                            simultaneously a?ecting
                                                                                                                                                            the storage stability of
         Supervision &            Monitors energy consumption and carbon emissions using energy management systems                                          certain precious metal
                                  and carbon emission verification; regularly evaluates goal completion and adjusts             Chronic                     materials.
         Evaluation                                                                                                             Risk
                                  strategies when issues are identi?ed.
                                                                                                                                            Changing        Regional drought or          Medium to         Upstream,        Production water            • Build water recycling systems;
                                                                                                                                            Precipitation   abnormal precipitation       Long              Operations       shortage risk;              reserve emergency water
                                                                                                                                            Patterns        a?ects water supply                                             increased logistics
                                                                                                                                                            or causes temporary                                             scheduling costs            • Sign multi-route transportation
 Strategy                                                                                                                                                   logistics route                                                                             agreements with logistics
                                                                                                                                                            restrictions.                                                                               providers; strengthen
                                                                                                                                                                                                                                                        assessment of climate trends'
                                                                                                                                                                                                                                                        impact on supply chains
 Climate change impacts are deeply integrated into long-term strategic planning and annual business plans, ensuring
 forward-looking and systematic consideration in strategy formulation, business layout, and operational control. The Group
 systematically assesses the potential impacts of climate change on existing business models, operating costs, technology               1. Time horizon: Short term - within 1 year after the reporting period; Medium term - 1 to 5 years after the reporting period; Long term - more than 5
                                                                                                                                        years after the reporting period.
 roadmaps, market competitiveness, and ?nancing channels, while proactively positioning for transition opportunities in
 low-carbon technologies, green products, and the circular economy. Based on climate assessments, a climate strategy                    2. Value chain links: Upstream - supplier collaboration (raw materials, equipment), procurement, logistics; Operations - R&D, production,
                                                                                                                                        manufacturing, internal process control; Downstream = distribution, sales, customer service.
 centered on "leading the industry's green transformation" has been formulated and substantively integrated into strategic
 decision-making and daily operations.
 Environment: Symbiosis for                Society: Sharing for a Better          Governance: Co-Governance                                                                                                                     Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                            Future                                 for a Sustainable Future
              Environment (Climate)-Related Risks                                                                                                            Environment (Climate)-Related Opportunities
                                                                                                                                                             Transition Opportunities
              Transition Risks
                                                                                                                                                                 Opportunity            Opportunity              Time Value Chain          Potential Impact /                Capture
                                                                                                                                                                  Category              Description             Horizon   Link             Financial Impact                  Strategy
                     Risk                    Risk                Time       Value Chain     Potential Impact /               Response
                   Category               Description           Horizon         Link        Financial Impact                  Strategy                             Deepened        Expand used precious         Short to   Upstream,       Raw material cost         • Establish a used precious
                                                                                                                                                      Resource resource            metals recycling channels    Medium     Operations      savings; reduced          metals recycling network,
                                                                                                                                                      E?ciency recycling           and improve resource         Term                       carbon footprint          optimize recycling and
                                                                                                                                                                                   circular utilization rates                                                        puri?cation processes,
                                                                                                                                                      Improvement                                                                                                    and strengthen recycling
                  Increasingly     The state tightens carbon    Short to   Operations     Increased compliance       • Establish an internal
                  stringent        emission regulations,        Medium                    costs for carbon           carbon accounting system to                                                                                                                     cooperation mechanisms with
                  carbon           raises energy e?ciency                                 emissions                  dynamically track compliance                                                                                                                    downstream customers
                  emission         standards, and sets                                                               gaps
                  regulations      mandatory emission                                                                                                           Clean              Replacement of               Short to   Operations      Reduced carbon            • Invest in R&D of renewable
                                                                                                                     • Establish a low-carbon         Energy
                                   reduction targets, leading                                                                                                   energy             production energy with       Medium                     emissions; stabilized     energy, hydrogen storage, etc.,
                                   to higher compliance                                                              access and assessment            Structure application        clean alternatives                                      energy costs;             and promote carbon emission
                                   costs                                                                             mechanism for suppliers and      Transformation                                                                       compliance with green     reduction
                                                                                                                     proactively reserve carbon                                                                                            production policies
                                                                                                                     emission reduction credits
     Policy &
     Regulatory
                                                                                                                                                                   Green           Growing demand               Short to   Operations,     Increased product         • Increase R&D investment
     Risk                                                                                                                                                          product         from consumers and           Long       Downstream      pricing power;            to develop products with low-
                  Enhanced         Customers require            Short to   Operations     Increased compliance       • Improve ESG information                     and             businesses for green and                                enhanced customer         carbon and environmentally
                  environmental    disclosure and reduction     Medium                    costs for information      disclosure in line with                       service         low-carbon products and                                 loyalty; improved brand   friendly characteristics
                  information      of supply chain carbon                                 disclosure; risk of        authoritative disclosure                      market          services                                                reputation
                  disclosure       footprints; non-compliant                              customer loss and          standards                                                                                                                                       • Strengthen marketing e?orts
                  requirements     entities may be excluded                               supply chain cooperation                                                                                                                                                   to promote green products and
                                   from the supply chain                                  disruption due to non-     • Establish a carbon footprint                                                                                                                  services, and enhance brand
                                                                                          compliant disclosure       data traceability mechanism to   Product                                                                                                        awareness
                                                                                                                     meet customers' low-carbon
                                                                                                                     traceability requirements
                                                                                                                                                      & Service
                                                                                                                                                      Innovation
                                                                                                                                                                   Technological   Develop energy-saving        Medium     Operations    Strengthened core           • Directly reduce operating costs
                                                                                                                                                                   Innovation      precious metal re?ning       to long                  technology barriers;        and carbon emissions through
                                                                                                                                                                                   processes and optimize       term                     reduced production          energy-saving technology
                                                                                                                                                                                   green technologies for                                energy consumption          transformation and intelligent
                  Premature        High-energy-consumption      Medium      Operations    Asset impairment           • Optimize asset allocation                                   precious metal recycling                                                          management
                  phase-out        production equipment         to Long                   losses; increased          planning and phase out                                        and puri?cation
                                                                                                                                                                                                                                                                     • Establish innovation centers in
                  of existing      and traditional processing                             capital expenditure        high-energy-consumption
                                                                                                                                                                                                                                                                     collaboration with universities/
                  assets           technologies may face                                  on equipment               equipment in an orderly
     Technology                                                                                                                                                                                                                                                      research institutes, set up
                                   policy restrictions or                                 upgrades                   manner
                                                                                                                                                                                                                                                                     special R&D funds for low-
     Risk                          reduced economic
                                                                                                                                                                                                                                                                     carbon technologies, and
                                   viability, leading to                                                             • Increase investment in
                                                                                                                     energy-e?cient production                                                                                                                       accelerate the translation of
                                   accelerated depreciation
                                                                                                                     equipment and improve asset                                                                                                                     pilot-scale results
                                   of equipment
                                                                                                                     utilization e?ciency
                                                                                                                                                                   Green           Green ?nance support:        Short to   Operations      Expanded ?nancing         • Strong ESG performance can
                                                                                                                                                                   Finance         Rapid development            medium                     channels; reduced         attract substantial sustainable
                                                                                                                                                                   Support         of green ?nancial                                       ?nancing costs;           ?nance funds and reduce the
                  Shift in         Increased customer           Medium     Operations,    Risk of customer loss;     • Develop a low-carbon                                        instruments providing                                   optimized capital         cost of capital
                  preferences      demand for low-carbon        to Long    Downstream     reduced product pricing    product system, carry out                                     funding support for low-                                structure
                  for low-         energy solutions                                       power                      product carbon footprint                                      carbon transition
     Market       carbon                                                                                             accounting and labeling, and     Market
                  products and                                                                                       conduct targeted R&D of          Opportunities
     Risk         services                                                                                           material products that meet                   Brand           Strong climate action        Medium     Operations      Increased brand pricing   • Leverage industry leadership
                                                                                                                     downstream low-carbon                         Reputation      can signi?cantly enhance     to long                    power; enhanced           position, low-carbon production
                                                                                                                     demand                                                        brand reputation and                                    customer collaboration    technology advantages, and
                                                                                                                                                                                   attract and retain talent                               loyalty                   international brand certi?cations
                                                                                                                                                                                   that values corporate                                                             to strengthen ESG information
                                                                                                                                                                                   social responsibility                                                             disclosure and climate action
                                                                                                                                                                                                                                                                     communication, establishing a
                                                                                                                                                                                                                                                                     sustainability benchmark in the
                                                                                                                                                                                                                                                                     precious metals industry
                  Scrutiny over    Stakeholders pay             Short to    Operations    Damaged brand image;       • Regularly communicate
                  inadequate       increasing attention to      Medium                    reduced investor           climate action progress
                  climate action   the company's climate                                  con?dence; risk of         and actively respond to
     Reputation                    goals, emission reduction                              customer loss              stakeholder concerns
                                                                                                                                                                   Supply Chain    Climate change prompts       Medium     Operations,     Reduced overall supply    • Help suppliers reduce
     Risk                          actions, and information
                                   disclosure; inadequate                                                                                             Industry Optimization        companies to reassess        to long    Downstream      chain carbon footprint;   emissions and build a more
                                                                                                                                                                                   and optimize supply                                     deepened partnerships     resilient and sustainable supply
                                   action may trigger                                                                                                 Opportunity &
                                                                                                                                                                                   chains to reduce carbon                                                           chain
                                   negative public opinio                                                                                             Collaboration                emissions and enhance
                                                                                                                                                                                   risk resilience
 Environment: Symbiosis for            Society: Sharing for a Better    Governance: Co-Governance                                                                                                           Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                        Future                           for a Sustainable Future
 Risk, Impact and Opportunity Management                                                                                         Indicators and Targets
 Risk Management Process                                                                                                         "Dual Carbon" Goals and Progress
 Through an institutionalized governance structure, data-driven monitoring platforms, business-integrated mechanisms,            The Group has established its "dual carbon" goals, which are aligned with the long-term goal of the Paris Agreement
 and a transparent disclosure system, the Group has established a climate change management process that covers                  to limit global temperature rise to within 1.5°C and China's Nationally Determined Contribution (NDC) commitments
 the entire cycle of "identification – assessment – monitoring – management – improvement." This ensures strategic               of achieving carbon peak by 2030 and carbon neutrality by 2060. This demonstrates the Group's responsibility and
 alignment and operational implementation in addressing climate change, enables systematic responses to climate risks,           commitment to actively integrating into global climate governance and supporting China's green and low-carbon
 and captures green opportunities, providing a mechanism to continuously enhance the climate resilience of the industrial        transition.
 chain and lead the industry's low-carbon transition.
     Risk                     Regularly conduct climate risk scans, integrating factors such as industry trends, policy and                                   By 2026, further increase the use of clean energy, increase the number of zero-carbon
     Identi?cation            regulatory changes, and extreme weather events, to identify climate risk issues that may have
                              a signi?cant impact on the company's operations, assets, and ?nances.                                  Dual Carbon              parks, zero-carbon factories, green factories, and product carbon footprint certi?cations,
                                                                                                                                       Goals                  and gradually carry out carbon inventories to establish a clear baseline for carbon
                                                                                                                                                              emissions.
                              Conduct systematic assessments of physical risks that may arise from climate change, using
     Risk                     historical data, the latest policies and regulations, and meteorological warning information.
                              Attempt to translate potential impacts such as ?ooding caused by extreme heavy rainfall into
     Assessment               quantifiable indicators including economic losses, production interruption duration, and the
                              degree of supply chain disruption for assessment.                                                                       Greenhouse Gas Emissions Data of Sino-Platinum Metals Group
     Risk                     Integrate climate risk indicators into daily monitoring, specify monitoring frequency and             Indicator                                          Unit                                           2025 Actual Value
     Monitoring               responsible departments, regularly report to management, and track risk trends.
                                                                                                                                    Total GHG emissions                                                                               13036.28
                              Prioritize flood prevention infrastructure, systematically plan emission reduction pathways,
     Risk                     and promote the transformation of climate risk management from qualitative judgment to data-          Scope 1 GHG emissions                               tCO₂e                                         3826
     Management               driven scienti?c decision-making, enabling forward-looking and precise control of climate risks.
                                                                                                                                    Scope 2 GHG emissions                                                                             9210.28
     Risk                     Review the e?ectiveness of climate risk management, optimize processes at each stage of
                              risk management based on policy updates, industry trends, and business realities, strengthen
     Improvement              departmental coordination, continuously enhance climate risk management capabilities, and          Note: During the reporting period, Scope 1 and Scope 2 GHG emissions were calculated using the emission factor method in accordance with the
                              achieve closed-loop optimization.                                                                  "Guidelines for Greenhouse Gas Emission Accounting and Reporting for Enterprises in Other Industrial Sectors" and ISO 14064-1, among other
                                                                                                                                 standards.
 Climate Adaptation                                                                                                              Carbon O?set Initiatives
 Assess the potential impact of climate change on the company's strategy and business model, systematically analyze the          SPM Chemicals, SPM Resources, and SPM Catalysis offset part of their direct and indirect emissions for the
 full range of impacts of climate change on its business, and enhance its ability to adapt to climate change and adjust its      corresponding years by purchasing Green Electricity Certificates (GECs), carbon credits, and Certified Emission
 strategy and business model in the short, medium, and long term.                                                                Reductions (CERs), respectively. To create the Majinpu Zero-Carbon Park, SPM Chemicals, SPM Electronics, and
                                                                                                                                 SPM Semiconductor jointly purchased Certi?ed Emission Reductions (CERs) and obtained corresponding carbon o?set
                                                                                                                                 certi?cates.
 Carbon Emission Reduction Initiatives
 The Group continues to advance national and provincial green factory certi?cations and green electricity certi?cations,         Carbon Veri?cation
 and is building high-quality zero-carbon parks. The Majinpu Park successfully obtained zero-carbon park certi?cation,
 making the Group the ?rst entity in Southwest China to establish a corporate-level zero-carbon park. SPM Chemicals              In 2025, SPM Chemicals, SPM Resources, SPM Catalysis, SPM Semiconductor, and SPM Electronics engaged third-
 obtained Type I Three-Star Zero-Carbon Factory certi?cation, SPM Catalysis and SPM Resources obtained Type I Four-              party organizations to conduct greenhouse gas veri?cation for the 2024 ?scal year in accordance with the ISO 14064-
 Star Zero-Carbon Factory certi?cation, and Catalysis Dongying passed municipal-level green factory certi?cation. The            3:2019 standard. The accuracy and standardization of the veri?cation were ensured through measures such as sampling
 Group is strategically deploying forward-looking green technology products such as automotive exhaust catalysts, VOCs           and testing source data, verifying the correctness of calculations, on-site inspection of instruments and reported GHG
 puri?cation catalysts, and hydrogen-electric catalytic materials to build a strong technology supply capability and promote     emissions, interviews and discussions with relevant personnel, and observation and review of relevant documents. During
 the application and industrialization of advanced and applicable technologies. A carbon management platform is being            the reporting period, the Group and its subsidiaries were not included in the quota management of the national carbon
 developed in line with actual conditions to enhance precise carbon emission control and optimization capabilities. The
                                                                                                                                 emissions trading market, nor did they participate in the registration and trading of domestic or international emission
 Group continues to advance "carbon footprint" certification for its precious metal products, strengthening their "low-
                                                                                                                                 reduction mechanisms such as the China Certified Emission Reduction (CCER) program, the Clean Development
 carbon" advantage. In 2025, 7 new products obtained carbon footprint certi?cation, bringing the total number of certi?ed
 products to 22.                                                                                                                 Mechanism (CDM), or the Veri?ed Carbon Standard (VCS).
 Environment: Symbiosis for       Society: Sharing for a Better    Governance: Co-Governance                                                                                                  Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                   Future                           for a Sustainable Future
                                                                                                                               Environmental                The Group complies with the requirements of the "Classification Management List for
                                                                                                                                                            Environmental Impact Assessment of Construction Projects," entrusts quali?ed entities to
 Energy and Environmental Management System                                                                                    Management
                                                                                                                               of Construction
                                                                                                                                                            conduct detailed on-site surveys of new project sites and their surroundings, investigates
                                                                                                                                                            environmental sensitive targets of new projects and their peripheries, monitors the current
                                                                                                                                                            environmental status of project areas, and prepares environmental impact assessment
                                                                                                                                                            (EIA) reports in a standardized manner. In accordance with the public participation
                                                                                                                               Projects                     measures for environmental impact assessment, the Group publicly discloses the content
                                                                                                                                                            of EIA documents for construction projects and submits them for review. The Group strictly
                                 Sino-Platinum Metals Group has integrated a "green" culture into its development DNA,                                      implements the "Three Simultaneities" management requirements for environmental
                                 established a sound energy and environmental management system, improved its                                               protection in construction projects, regularly evaluates, upgrades, and maintains
                                 environmental early warning mechanism, and enhanced its environmental risk prevention                                      environmental protection facilities to ensure their normal operation, and effectively
                                 and control capabilities. In 2025, the Group experienced no major sudden environmental                                     prevents and controls environmental pollution and ecological damage.
                                 incidents, environmental violations, or environmental crimes leading to criminal penalties.
                                                                                                                               Promotion of                 The Group has integrated green culture into the cultural construction of SPM enterprise.
                                                                                                                                                            The theoretical learning center group of the Party Committee incorporates Xi Jinping's
                                                                                                                               Environmental                Thought on Ecological Civilization into key topics to carry out expanded learning, and
                                                                                                                                                            invites experts to interpret relevant policy requirements and promote the transformation
                                                                                                                               Protection Culture           of theory into green development practice. Grassroots party organizations learn through
                                                                                                                                                            "Three Meetings and One Lesson", thematic party days and other ways to study Xi
                                                                                                                                                            Jinping’s Ecological Civilization Thought. Open the column "Green and Beautiful SPM"
 Environmental Compliance Management                                                                                                                        to show the experience of the achievements of grass-roots greening construction and
                                                                                                                                                            give full play to the role of advanced typical demonstration. The article SPM Resource
                                                                                                                                                            Company: “Green Business Card" of Polishing the Secondary Resource Recycling
                                                                                                                                                            Industry of Platinum Metals was reported by Xinhua.com, Yunnan Daily and other media.
 Management System
 The Group has incorporated its green strategy into the formulation of its "15th Five-Year Plan" development plan,
                                                                                                                                  Launching the "SPM · Platinum Love Together" Volunteer Service Activity
 and through multi-pathway synergies, is comprehensively enhancing its capacity for green, low-carbon, and high-
 quality development. The Group complies with environmental laws and regulations, has established an Ecological and
 Environmental Protection Management Committee with an office under it, and has set up environmental protection                  On August 15, 2025, Sino-Platinum Metals Group, together with Xinyu Community, launched the "SPM · Platinum
 management institutions or specialist positions with dedicated personnel responsible for the Company's ecological and           Love Together" volunteer service activity to promote and explain the concept that "lucid waters and lush mountains
 environmental protection management. The Group has also formulated the "Work Plan for the Development of a 'Green               are invaluable assets." At the event, more than 30 volunteers distributed brochures to passing citizens, introduced
 and Beautiful SPM'", which deploys 11 speci?c tasks across three areas.                                                         the "August 15 National Ecology Day" and the 20th anniversary of the "Two Mountains" concept, and encouraged
                                                                                                                                 the public to strengthen their environmental awareness, start with small daily actions, and adopt a green and low-
                                                                                                                                 carbon lifestyle.
 Environmental Management Targets and Achievement Status
                              Target                                          2025 Achievement Status
     No major or above environmental pollution accidents
                                                                                          Achieved
                        for the year
                                                                                                                                                                                                                                               CASE
                                                                                          Achieved
      Simultaneities" for project environmental protection                                                                     Promoting                    The Group continues to promote green and low-carbon office measures such as video
                                                                                                                                                            conferencing and paperless office work to reduce resource consumption. It promotes
                                                                                                                               Green O?ce                   green lighting using solar-powered street lamps in plant areas to save energy and
               No major environmental penalties                                           Achieved                                                          resources. It continues to advance the development of smoke-free o?ce areas and smoke-
                                                                                                                               Practices                    free plant areas to create a healthy working environment. The Group persistently carries
                                                                                                                                                            out the "Clean Plate Campaign," resolutely refusing "food waste," and deeply implements
                                                                                                                                                            the "7S" management system——to create a clean, tidy, pleasant, and comfortable o?ce
 Environmental Risk Prevention and Control                                                                                                                  environment in all respects. The Group also promotes green commuting, scrapping old
                                                                                                                                                            vehicles and adding three new energy vehicles.
 Through qualitative and quantitative methods, the Group analyzes the substances used and pollutants emitted in its
 production operations, assesses possible sudden environmental incidents and their impact on sensitive environmental
                                                                                                                                   ?7S? management
 receptors in surrounding areas, and determines risk levels. Based on relevant laws and regulations and the actual                                                              Set in                                            Self-
                                                                                                                                                                      Sort                  Shine   Standardize     Safety                     Save
 circumstances of each unit, the Group has prepared emergency response plans for sudden environmental incidents and                                                             order,                                         discipline
 ?led them with competent local authorities. During the reporting period, all plans were valid.
 Environment: Symbiosis for    Society: Sharing for a Better    Governance: Co-Governance                                                                                                  Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                Future                           for a Sustainable Future
                                                                                                                          Resource Conservation and Circular Economy
 Energy Management                                                                                                                                       Sino-Platinum Metals Group places emphasis on resource protection and rational use,
                                                                                                                                                         continuously improving resource management e?ciency in its own operations. It develops
                                                                                                                                                         the circular economy, vigorously promotes the development of the precious metals
                                                                                                                                                         resource recycling industry, uses sustainable raw materials, innovates resource recycling
 Management                   The Group strictly complies with national and local energy management laws, regulations,
                              and standards, and has developed its energy management system. SPM Resources has                                           technologies, and promotes the use of recyclable packaging materials, contributing to
 System                       obtained energy management system certi?cation. Each unit has established a dedicated                                      society's transition toward a more resilient economic system.
                              energy management organization or full-time positions responsible for overseeing
                              system operation, formulating and revising internal energy management systems, and
                              systematically integrating system requirements into daily production scheduling. The
                              Group's primary energy sources include electricity, diesel, and natural gas.
                                                                                                                          Water Resource Management
                              To achieve the goals of improving energy e?ciency and reducing both energy consumption
                              and costs, the Group has set quantitative targets covering technological energy e?ciency
                              improvement, total energy consumption control, management optimization, and green           Management System                                                      Water Resource Management Targets
                              energy application, ensuring the standardized and normalized operation of energy
                              management.                                                                                 The Group strictly complies with relevant national and
                                                                                                                                                                                       Through enhanced control of circulating water reuse,
                                                                                                                          local laws, regulations, and standards, has established
                                                                                                                                                                                       intelligent and refined management, and organizational
                                                                                                                          dedicated water resource management organizations
                                                                                                                                                                                       and institutional safeguards, the Group systematically
                                                                                                                          or full-time positions, systematically integrates water
                                                                                                                                                                                       promotes water intensity control, e?ciency improvement,
                                                                                                                          resource management into daily production scheduling,
 Energy                       The Group implements the "Energy Conservation Management Measures," integrating
                              energy-saving and consumption-reducing measures into all aspects of production and
                                                                                                                          and continuously formulates and revises internal
                                                                                                                                                                                       and emission reduction. It aims to achieve a year-on-year
                                                                                                                                                                                       reduction in water consumption intensity and increase the
 Conservation                 operations. It continuously optimizes the energy mix, reduces energy consumption, and
                                                                                                                          management systems to eliminate water waste.
                                                                                                                                                                                       water recycling and reuse rate to over 90%.
                              improves energy utilization e?ciency. In strict accordance with the catalog of eliminated
                              equipment and processes, the Group conducts assessments and gradually phases out            Water Conservation Measures
                              high-energy-consumption facilities and equipment.
                                                                                                                          Through measures such as adopting advanced water-saving production processes like circulating washing technology,
                                                                                                                          establishing water consumption quotas with regular assessments, promoting water-saving ?xtures, and improving pipeline
                                                                                                                          network monitoring and leak repair, the Group improves water resource recycling e?ciency. It strengthens water resource
 Clean Energy                 The Group deepens its industrial layout around renewable energy and green technologies,
                              continuously promoting energy conservation and consumption reduction. It is accelerating    recovery and reuse, returning partially treated wastewater (reclaimed water) that meets standards for ?ushing toilets and
 Use                          the construction of distributed photovoltaic power generation projects at the Group's       green irrigation in strict accordance with environmental impact assessment requirements. Saline wastewater generated
                                                                                                                          from the deionized water system is used to prepare exhaust gas absorption liquid and for ?oor washing, increasing the
                              headquarters and the Majinpu Industrial Park, while extending such projects to other
                              subsidiaries based on their actual conditions. The photovoltaic power generation project    wastewater reuse rate and reducing fresh water consumption.
                              at the Yimen Circular Economy Industrial Park has been put into operation. The Group is
                              also exploring hydrogen energy storage technology to promote a green and low-carbon
                              energy transition.                                                                          Circular Economy
                                                                                                                          Resource Recovery
                                                                                                                          The Group focuses on building a green closed-loop system of "resources – manufacturing – products – recycling,"
                                                                                                                          strengthening green technology innovation, and leading the industry's green transformation and circular economy
                                                                                                                          development. It improves the waste precious metal recycling system, strengthens cooperation with downstream
                                                                                                                          customers and social recycling organizations, expands its recycling network, and enhances recovery rates. The Group
                                                                                                                          develops or introduces advanced resource recycling technologies and equipment to improve recycling efficiency and
                                                                                                                          quality. It collects, sorts, and processes general waste with recycling value generated from operations or consumption,
                                                                                                                          such as waste paper, waste plastic, and scrap metal, to restore or enhance their use value.
                                                                                                                          Green Packaging
                                                                                                                          The Group has standardized packaging specifications to prevent the use of oversized boxes for small items. It
                                                                                                                          collaborates with logistics companies to promote the integration of product and transport packaging, reducing secondary
                                                                                                                          packaging and achieving packaging reduction. Based on material characteristics, the Group actively promotes and
                                                                                                                          applies standardized pallets, recyclable and foldable packaging, and reusable packaging boxes, maximizing the recycling
                                                                                                                          and reuse of metal product packaging materials.
 Environment: Symbiosis for      Society: Sharing for a Better     Governance: Co-Governance                                                                                                      Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                  Future                            for a Sustainable Future
 Green Industry
                                                                                                                                Pollution Prevention and Ecological Protection
 Precious Metals                   Accelerating Industrialization Development
                                                                                                                                                               Sino-Platinum Metals Group actively carries out emissions management to reduce the
 Resource                                                                                                                                                      discharge of the "three wastes" (wastewater, waste gas, and solid waste), minimizing the
                                The Group is building a national strategic base for the recycling and utilization of platinum
 Recycling                      group metal resources, maintaining a domestic market share of over 30% for PGM                                                 environmental impact of its emissions. It promotes ecosystem protection, strengthens
 Industry                       recycling, ranking first in China and far exceeding domestic mineral resource supply.
                                The Precious Metals Secondary Resources (Phase II – Warehouse and Environmental
                                                                                                                                                               biodiversity conservation, and is committed to achieving harmonious coexistence between
                                                                                                                                                               the enterprise and the environment.
                                Protection) and Precious Metals Secondary Resources Green Recycling (Dongying)
                                projects have completed completion acceptance and officially entered a new stage of
                                production operations, with core production capacity accelerating. The Precious Metals
                                Secondary Resources (Phase II – Electric Arc Furnace) project has commenced full
                                construction, injecting new momentum into high-quality industrial development. The
 Domestic market share of       Precious Metals Secondary Resources (Phase II – Inorganic Workshop) and Rare and
                                Precious Metals New Materials Manufacturing and Green Recycling Demonstration
                                                                                                                                Waste and Emissions Management
 platinum group metals (PGMs)
                                Project are advancing as planned, with sustained momentum for industrial development.
 recycling maintained at over
                                During the "14th Five-Year Plan" period, the Group cumulatively recovered 62 tons of
                                                                                                                                Management System
                                   Deploying Innovation Chains Around the Industrial Chain
                                                                                                                                The Group continuously manages and improves its environmental performance, striving to achieve closed-loop
                                                                                                                                management of waste gas, wastewater, and solid waste throughout the entire process, from source prevention and
                                The Group has achieved breakthroughs in core technologies for the clean recycling of
                                                                                                                                process control to end-of-pipe treatment. It has established an environmental protection organizational structure with
                                secondary PGM resources. In areas such as material preparation and pyrometallurgical
                                                                                                                                clear responsibilities and hierarchical accountability, and has set up dedicated environmental protection management
                                smelting, hydrometallurgical and refining dissolution, hydrometallurgical concentration,
                                and production wastewater treatment, it has realized the recycling and utilization of dust,     organizations or full-time positions responsible for comprehensively overseeing the operation and implementation of the
                                waste acid, valuable metals, and wastewater, as well as the co-processing of waste              system. The Group promptly formulates and revises internal management systems for waste gas, wastewater, and solid
                                residues, achieving comprehensive utilization of production by-products. For example,           waste, and systematically integrates system requirements into daily production scheduling and job operating procedures.
                                re?ning waste residue is used to produce building materials, maximizing resource value.         It ensures long-term stable pollutant emissions that meet and exceed the latest national and local regulations and
                                                                                                                                standards. In strict accordance with environmental impact assessment (EIA) approvals and pollutant discharge permit
                                   Advancing Industrial Layout                                                                  requirements, the Group ensures 100% compliance in the concentration, rate, and total volume of various waste gas and
 Automotive                                                                                                                     wastewater pollutant emissions. During the reporting period, major pollutants, characteristic pollutants, and controlled
 Exhaust                        The o?cial commissioning of Catalysis Dongying Line 2 is an important step in the phased
                                                                                                                                substances under international environmental conventions were all treated as required, achieving stable compliance with
                                                                                                                                no exceedances. The Group strengthened pollutant emission monitoring, and no environmental issues occurred that
 Puri?cation                    construction of a 12 million liters/year automotive exhaust puri?cation catalyst production
                                                                                                                                a?ected the health of employees or local community residents, or led to air quality deterioration or water source pollution.
                                base. The production line is flexible, primarily manufacturing products for gasoline
 Catalysts                      engines while also accommodating diesel engines, with product speci?cations covering            An environmental monitoring plan was developed and self-monitoring was carried out accordingly. Upon assessment, no
                                mainstream market product types. During the "14th Five-Year Plan" period, the Group             major de?ciencies were identi?ed in the environmental monitoring plan or risk management measures.
                                cumulatively produced 30.18 million liters of automotive catalysts, a year-on-year increase
 During the "14th Five-Year     of 64.74%.
 Plan" period, the Group
 cumulatively produced
                                   Advancing Core Product R&D
                                                                                                                                Emission Reduction Actions
 of automotive catalysts,       The Group has cultivated "SPM Premium" products such as "China VI Low-Precious-                 requirements, controls pollutant emissions, strengthens emission
 a year-on-year increase        Metal Gasoline Engine Catalysts" and "Gasoline Vehicle Catalysts for Di?erent Foreign           monitoring, promotes stable compliance of waste gas and wastewater
 of  64.74%                     Regions," achieving breakthroughs in both technology and market for gasoline engine
                                catalysts. China VI gasoline engine technology continues to evolve, with three-way
                                                                                                                                emissions, and ensures the standardized storage and transfer of
                                catalysts overcoming the challenge of low light-off temperature, forming a full product         hazardous waste. Pollution prevention and control facilities are
                                series. The Group pioneered MC high PN capture technology, achieving differentiated             designed, constructed, and put into operation simultaneously with the
                                and ?exible control with outstanding competitive advantages. For diesel engines, it has         main projects in strict accordance with EIA requirements, maintaining
                                ?nalized highly stable low-precious-metal DOC technology, taking the lead in implementing       the normal operation of environmental protection facilities during
                                coating batch production processes and low-ammonia slip technology, significantly               production and operations. The Group adopts pollution prevention
                                enhancing product competitiveness. For China VI gasoline engines, the Group achieved            and control technologies appropriate to its production and operation
                                the ?rst mass production of the 33g solution, while the 15g low-precious-metal solution         scale, such as three-effect evaporation, physicochemical treatment
                                improved oxygen storage performance by 16%, outperforming competitors. For China VII            technologies, and biological treatment technologies. Some units have
                                standards, the Group has broken through challenges in low-temperature, ammonia, and
                                                                                                                                installed online monitoring equipment as required to conduct real-time
                                nitrous oxide emission control, ?nalizing ?rst-generation China VII reserve technology and
                                                                                                                                monitoring of pollutant emissions.
                                seizing ?rst-mover advantages in the industry.
 Environment: Symbiosis for        Society: Sharing for a Better    Governance: Co-Governance                                                                                                      Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                    Future                           for a Sustainable Future
     Waste Gas and Wastewater Emission Reduction Measures                                                                         Noise Pollution Control
           The Group regularly assesses the operational efficiency of waste gas and wastewater treatment facilities,                     The Group actively promotes noise pollution prevention and control throughout its production and operation
           deeply carries out upgrades and renovations of treatment facilities, adopts high-efficiency treatment                         processes. It strictly approves sporadic construction within plant areas, especially in noise-sensitive areas,
           technologies, assigns dedicated personnel for management, and strengthens facility inspection, maintenance,                   regularly inspects noise pollution situations, and takes measures such as installing vibration-damping and noise-
           and upkeep to ensure normal operation. By using low-pollution raw materials, improving production processes,                  reducing facilities and replacing equipment with quieter alternatives to reduce and eliminate noise complaints. It
           and enhancing reclaimed water reuse, the Group reduces waste gas and wastewater emissions at the source. It                   strengthens the control of construction noise from construction projects, strictly controls construction hours, and
           inspects the drainage of rainwater and sewage pipelines in the Group's parks, and promptly cleans septic tanks                rigorously prevents construction noise from disturbing nearby residents.
           and rainwater/sewage manholes to ensure smooth drainage during ?ood seasons. SPM Catalysis carried out
           special treatment for noise issues from the waste gas treatment system, air compressor room, and waste gas
           fan room.
                                                                                                                                Ecological Protection
     Waste Treatment and Disposal
                                                                                                                                Biodiversity Conservation
           In strict accordance with EIA approvals and pollutant discharge permit requirements, the Group classifies,
           collects, and stores various types of waste, standardizes the hazardous waste transfer process, and ensures          The Group firmly establishes awareness of ecological red lines, integrating ecological and environmental protection
           that all hazardous waste and general industrial solid waste are properly and e?ectively disposed of.                 concepts into its production and operation activities such as project site selection and construction. Its production
                                                                                                                                activities, services, and products have not impacted the ecological balance or biodiversity of the localities where it
           Hazardous Waste Treatment and Disposal                                                                               operates. In 2025, the Group's production and operation activities did not involve key terrestrial or marine ecological
                                                                                                                                function zones, ecological protection red lines, nature reserves, or other areas with important ecological functions or
           The Group strengthens the management of non-hazardous waste such as construction waste and domestic                  sensitive/vulnerable ecological environments, and did not impact ecosystems, biological species and their habitats, or
           waste, prohibits indiscriminate dumping, ensures their classi?ed collection and centralized storage at designated    biological genetic resources.
           locations, and entrusts environmental sanitation departments with their regular removal, utilization, or compliant
           disposal.
                                                                                                                                Soil Pollution Prevention
           Heavy Metal Pollution Prevention
                                                                                                                                The Group complies with the "Soil Pollution Prevention and Control Law of the People's Republic of China" and other
           For precious metal materials involved in the production process, such as gold and silver, the Group has              relevant laws and regulations. To address potential soil pollution from production activities, it conducts regular monitoring
           established strict systems to control precious metal losses, adopts advanced and mainstream pollution                of plant sites and surrounding land to ensure the safety and compliance of land use and prevent soil pollution. At industrial
           prevention technologies, and ensures that all waste containing precious metals is properly recovered and treated     park construction sites, the Group conducts real-time environmental monitoring and takes measures to reduce dust and
           without causing environmental pollution.                                                                             construction noise, avoiding adverse impacts on surrounding areas.
     Heavy Metal Pollution Prevention
           For precious metal materials involved in the production process, such as gold and silver, the Group has
           established strict systems to control precious metal losses, adopts advanced and mainstream pollution
           prevention technologies, and ensures that all waste containing precious metals is properly recovered and treated
           without causing environmental pollution.
     Reduction of Hazardous Substance Use
           In the preliminary planning stage, the Group prioritizes the selection of new technologies, processes, materials,
           and equipment that are non-toxic (harmless) or low-toxicity (low-harm) to reduce the use of hazardous
           substances. It conducts safety assessments and toxicity tests on raw and auxiliary materials, selecting
           products that meet environmental and safety standards to ensure the non-toxic or low-toxicity characteristics
           of the materials used. In production processes, the Group requires suppliers to provide Chinese manuals and
           implements process controls to reduce potential risks to worker health and the environment.
 Society
                                                          In 2025,the Group
     Sharing
                          for a Better Future
                                                          national-level talent
                                                                                  Selected as one of
                                                                                  the ?rst batch of talent   311
                                                                                                             created
                                                                                                                     new jobs
                                                                                  demonstration projects
                                                                                  in Yunnan Province,
                                                                                  and selected as one
                                                                                  of the second batch of
                                                          certi?ed talents
                                                                                  employer autonomy
                                                                                  pilot units by the
                                                                                                             Total social
                                                                                                             contribution
                                                                                  Yunnan Provincial Party    investment of RMB
                                                                                  Committee
 Sino-Platinum Metals Group bears in mind the
 responsibility of the "greaters of the nation," deeply
 integrating its corporate development into the                                                Responses to Sustainable
 process of social progress. It implements practical
 measures for people's livelihoods, grows together
                                                                                               Development Goals (SDGs)
 with its employees, achieves win-win cooperation
 with its partners, shares its achievements with
 society, and builds an open, inclusive, and
 sustainable responsibility ecosystem. The Group
 continuously gathers positive forces, infusing the
 vitality and warmth of the precious metals industry
 into high-quality social development, jointly painting
 a bright future of mutual benefit and win-win
 outcomes.
 Environment: Symbiosis for       Society: Sharing for a Better    Governance: Co-Governance for                                                                                          Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                   Future                           a Sustainable Future
                                                                                                                               Improving              The Group has formulated and revised six policies and measures including the "Compensation
                                                                                                                                                      Management Measures" and the "Overseas Work Allowance Management Measures,"
 Employee Development                                                                                                          Compensation           paying employee salaries on time and in full. Centered around the requirements for full-
                                                                                                                                                      tier compensation transparency management, the Group has advanced the preliminary
                                                                                                                               and Bene?ts            demonstration and project establishment of the compensation transparency system, organized
                                                                                                                                                      and conducted research, and laid the foundation for system development. It has guided
                                                                                                                                                      subsidiaries in the preliminary realization of the 2025 total salary budget, advanced the
                                                                                                                                                      annual total salary ?ling and the advance payment of compensation for mid-level managers,
                                Sino-Platinum Metals Group adheres to the philosophy that "talent is the primary                                      establishing a more standardized, transparent, and e?cient compensation distribution system.
                                resource," safeguards the legitimate rights and interests of employees, implements the                                The Group has implemented a restricted stock incentive plan for senior executives and core
                                "Talent Strengthening Enterprise" strategy, supports employee development, builds                                     talent, setting strict performance assessment indicators to ensure alignment of incentive
                                                                                                                                                      measures with the Group's strategic goals. It continuously improves the welfare management
                                diverse growth pathways, and achieves mutual growth between the enterprise and its                                    system, implements basic bene?ts in accordance with laws and regulations, promotes regular
                                employees.                                                                                                            bene?ts such as health checkups, work meals, birthday and holiday bene?ts, and establishes
                                                                                                                                                      medium- to long-term welfare mechanisms through enterprise annuities and supplementary
                                                                                                                                                      medical insurance, providing comprehensive and stable security for employees.
                                                                                                                                                      The Group strictly implements the work deployment of the State-owned Assets Supervision
                                                                                                                                                      and Administration Commission (SASAC), focusing on the issue of wage arrears for migrant
 Safeguarding Employee Rights and Interests                                                                                                           workers by conducting in-depth special recti?cation to e?ectively safeguard the legitimate rights
                                                                                                                                                      and interests of migrant workers. In 2025, the Group organized seven comprehensive surveys
                                                                                                                                                      and inspections, and no wage arrears were found.
 Commitment to Equal Employment
                                                                                                                               Implementing           The Group has improved its democratic management mechanism, convened the First Session
                                                                                                                                                      of the Second Employee Representative Congress, adjusted the trade union setup of two
 The Group implements its "Labor Relationship Management Measures (Trial)," "Recruitment Management Measures,"
 "Labor Dispatch Management Measures" and other requirements, adhering to the principles of "openness, fairness,               Democratic             departments based on organizational restructuring, and fully staffed trade union committee
                                                                                                                                                      members. It has revised the Group's trade union fund management measures and undergone
 competition, and merit selection." It ensures information disclosure, transparent processes, and publicized results in
 recruitment and talent acquisition, eliminating any discriminatory restrictions based on race, gender, religious belief, or   Management             special audits of trade union funds by higher-level authorities. The Group has established
                                                                                                                                                      and improved employee grievance mechanisms in areas such as employee assessment and
 nationality. The Group has established four recruitment channels: campus recruitment, social recruitment, targeted talent                            professional title evaluation, established a performance appraisal grievance channel, de?ned
 recruitment, and ?exible talent recruitment. It strictly implements a family avoidance system, standardizes recruitment                              the scope and time limit for accepting grievances, and ensured the con?dentiality of grievance
 file management, and improves the accountability mechanism for irregular recruitment, ensuring legal compliance,                                     information. Employees who disagree with performance appraisal results may file a written
 hierarchical responsibility, merit-based selection, and job-person ?t. In accordance with the Group's actual circumstances,                          grievance with their respective units within the prescribed period. Professional title evaluations
 it adopts diversi?ed employment forms in compliance with the law, strictly signs labor dispatch agreements, provides                                 are publicly announced in strict accordance with regulations, with grievances and complaints
 flexible employees with state-mandated annual leave, social insurance and housing fund ("five insurances and one                                     accepted throughout the process and timely responses provided in coordination with relevant
 fund"), and year-end performance bonuses. At the same time, it requires employees to join trade unions in accordance                                 departments.
 with the law and organizes the conversion of dispatch employees to regular status according to prescribed ratios. The
 Group adheres to equal pay for equal work, prohibits child labor and any form of forced labor, and e?ectively safeguards
 the legitimate rights and interests of all employees. In 2025, 311 new employees were recruited, and the labor contract       Caring for             The Group follows the "Occupational Health Management Measures" and optimizes its
                                                                                                                                                      occupational health and safety management processes. It promotes the adjustment and
 signing rate for new employees was 100%.
                                                                                                                               Employee               optimization of the supplementary medical insurance plan toward a "short-term + long-term"
                                                                                                                                                      combination. The Group conducts occupational safety risk identification and assessment
                                                                                                                               Health                 in areas such as production process and equipment layout, emergency rescue facilities,
                                                                                                                                                      occupational disease protection facilities, personal protective equipment, occupational health
                                                                                  had total employees on payroll                                      management organizational structures and systems, training, and monitoring, ensuring
      As of the end of 2025,the Group
                                                                                                                                                      and operation unit has completed its annual occupational health examination and annual
                                                                                                                                                      declaration of occupational disease hazard projects, actively accepting government supervision
                                                                                                                                                      and social oversight. The Group cares for the physical and mental health of its employees by
                                                                                                                                                      holding mental health lectures. In 2025, the Group organized physical examinations for 1,600
                                                                                                                                                      employees and arranged for 46 o?cials and sta? to participate in various types of recuperation
                                                                                                                                                      and rest. No new occupational disease cases were reported.
                                                                                                                                 In 2025, the Group
                                                                                                                                 organized physical
                                                                                                                                 examinations for
     Permanent contract       Doctoral         Associate degree    R&D and technical     Operations        Production
     employees    2,119       degree   81      and below    831    personnel   605       management   91   operators   850
     Dispatched               Master's         Bachelor's          Professional          Marketing and     Operations
     employees    149         degree   344     degree   1,012      management            sales personnel   support
 Environment: Symbiosis for           Society: Sharing for a Better          Governance: Co-Governance for                                                                                                                   Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                       Future                                 a Sustainable Future
 Supporting Employee Development                                                                                                                   Strengthening                      Leveraging its role as the "chain master" of the precious metals industry, the Group
                                                                                                                                                                                      continuously expands high-quality internal and external training resources, improves its
                                                                                                                                                   Employee                           training system, and builds a talent cultivation chain for the industry. Focusing on diversi?ed
                                                                                                                                                                                      course development in management, skills, and technology, the Group has set up targeted
 Implementing the "Talent Strengthening Enterprise" Strategy                                                                                       Training                           key class training and personalized empowerment training programs. Following industry
                                                                                                                                                                                      trends, the Group carries out special training programs. Through university-corporate
                                                                                                                                                                                      cooperation models, it has organized "Innovation Management and Strategic Leadership
                                                                                                                                                                                      Enhancement Seminars" for o?cials, and hosted the "Yunnan Provincial Industrial Leading
                       The Group participated in major talent recruitment events such as the "International Talent Exchange                                                           Talent Advanced Seminar" and the "Advanced Seminar on the Transformation, Upgrading,
     High-Level        Conference" and the "Three-Year Action Special Recruitment for Doctoral Students" organized by                                                                 and Digitalization of the Rare and Precious Metals New Materials Industry" commissioned
        Talent         the Provincial Party Committee Organization Department and the Provincial SASAC, and conducted                                                                 by the Provincial Department of Human Resources and Social Security, strengthening talent
     Recruitment       targeted outreach at key universities including Central South University, Nanjing University, and                                                              cultivation in the precious metals industry. The Group continues to carry out regular training
         and           Chongqing University. Focusing on solving critical key and core technologies in high-end advanced                                                              for professional and technical personnel and promotes on-the-job education advancement
      Cultivation      materials and key core technologies in green industries, the Group recruited 18 doctoral students and                                                          programs. In line with digital construction, the Group continues to develop the "SPM
                                                                                                                                                                                      topics such as professional ethics and craftsmanship spirit, with over 1,000 online training
                                                                                                                                                   training participations            participations annually, broadening on-the-job continuing learning channels. In 2025, the
                                           In 2025, Sino-Platinum Metals Group                                                                                                        Group selected 9 outstanding scientific and technological leading talents and innovation
                                                                                                                                                   annually
                                                                                                                                                                                      teams for cultivation, and recommended more than 30 core talents to pursue engineering
                                                                                                                                                                                      master's and doctoral degrees.
      Recruited   19  young               1newly selected national-
                                                                                  Recommended      1 candidate for the 2025 Chinese
      doctoral and market-                level talent
                                                                                  Academy of Engineering academician election, and    1
                                                                                  operations management talent for the "Xingdian Talent
      oriented talents                                                            Award" recommendation process of the Provincial SASAC
      Recruited   35 master's             3provincially certi?ed                  16% Recommended       55 candidates for
      degree holders and                  talents                                 national and provincial key talent projects, a
      "Double First-Class"                                                        year-on-year increase of 16%
      bachelor's degree
      holders
                                                                                     Including   1 newly selected      22   selected for talent
                                                                                                 for the National      programs such as the
                                                                                                 Special Talent        Provincial Xingdian
      Recruited   24 doctoral                                                                    Support Program       Talent Support Program
      talents
                        As one of the first batch of pilot units for "enterprise talent recruitment and cultivation" in Yunnan
                        Province, the Group recruited 3 outstanding graduates for training and development in its subsidiaries.
                        It continues to carry out the selection and appointment of "deputy chief scientists and engineers,"
 Talent Platform        appointing 3 such individuals. The Group has built a platform integrating "discipline + scienti?c research                 From November 16 to 28, 2025, Precious Metal Group hosted the "Yunnan Provincial Industrial Leading Talent Advanced Seminar" and the
  Development           + industry," improved its independent professional title evaluation system, and established a "Modern                      "Advanced Seminar on the Transformation, Upgrading, and Digitalization of the Rare and Precious Metals New Materials Industry," building a
                        Apprenticeship Teaching Pilot Base" and a Modern Industrial College for Rare and Precious Metals.                          platform for learning and exchange for industrial talents and senior professional and technical talents in the province.
                        In 2025, the Group was recognized as a Leading High-Tech Enterprise in Yunnan Province. It was
                        successfully selected as one of the first batch of talent demonstration projects in Yunnan Province,
                        receiving an excellent rating and RMB 700,000 in project funding support. It was also shortlisted for the
                        provincial-level project establishment list for new doctoral degree-granting units in Yunnan Province.                     Clearing                           The Group has improved and perfected a job rank development channel with six
                                                                                                                                                                                      horizontal sequences and 16 vertical levels, establishing a career development path that
                        The Group has established a "talent service steward" mechanism to provide full-process service support
                                                                                                                                                   Development                        simultaneously advances management, technical, and skills tracks, enabling employees to
                                                                                                                                                                                      develop both vertically and horizontally. In accordance with the "Measures for the Separation
 Talent Service
    Support
                        for talents at all levels of the Group. In 2025, talent project funding and living subsidies totaling RMB                  Pathways                           of Rank-Based Compensation and Position Performance," each unit sets positions based
                                                                                                                                                                                      and marketing. The skilled operations rank is divided into two sub-sequences: production
 Deepening the Reform of the Industrial Worker Workforce Development                                                                               The Group received    1            processing and production support. There are a total of 16 levels in the position and rank
                                                                                                                                                   "National Model Worker" and        sequences, from highest to lowest. The Group actively promotes the e?ective integration
 The Group conducts skills competitions for analysis and                                                                                           "Yunling Model"                    of professional titles with vocational qualifications and skill level certification systems,
 testing positions to effectively enhance the technical                                                                                                                               supports highly skilled talents in participating in professional title evaluations and vocational
 capabilities of personnel involved in analysis and                                                                                                                                   qualification examinations, encourages professional and technical talents to participate
 testing, and deepens the reform of industrial worker                                                                                                                                 in vocational skill assessments, builds an "overpass" for the growth of both professional/
 workforce development. It carries out "Seven Small"                                                                                               2 provincial "May Day Labor        technical and skilled operational talents, breaks down the barriers between professional title
 employee initiatives, building a platform for industrial                                                                                          Medals"
                                                                                                                                                                                      evaluation and vocational skill assessment, and broadens the upward channels for technical
 workers to excel and contribute. Over 137 "Seven Small"
 suggestions and 合 理 化 建 议 were collected annually,                                                                                                                                   and skilled talents. The Group strengthens the value orientation of talent evaluation, deeply
 promoting green technological transformation. The Group                                                                                           1  ?rst prize in the               linking the results of excellence selections and talent project evaluations with the actual
 has established a new mechanism for cultivating versatile                                                                                         Provincial Youth Science           interests and career development of talents, thereby broadening career development
                                                                      In September 2025, 37 trade union o?cials and frontline industrial workers                                      spaces. In 2025, the Group received one "National Model Worker" and "Yunling Model", two
 young o?cials, launching the ?rst batch of young doctoral                                                                                         and Technology Innovation
                                                                      from Precious Metal Group participated in training on the reform of
 training and development work, and selecting 7 young                 industrial worker workforce development and trade union work.                                                   Provincial "May Day Labor Medals", and one ?rst prize in the Provincial Youth Science and
 doctoral candidates to be stationed at subsidiaries for                                                                                           Commando Competition               Technology Innovation Commando Competition.
 practical experience.
 Environment: Symbiosis for            Society: Sharing for a Better       Governance: Co-Governance for                                                                                              Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                        Future                              a Sustainable Future
 Caring for Employees                                                                                                               Promoting Workplace Safety
 The Group deepens the construction of "Employee Homes" and implements the "Three Hearts" Employee Care Program
 to warm, ease and soothe employees' hearts.                                                                                        Improving the Governance System
                                                                                                                                    The Group has established safety and health as priorities in its corporate strategy, fully integrating them into corporate
          "Heart-warming" Initiative                      "Heart-easing" Initiative                  “heart-soothing” Initiative    governance and core decision-making processes. It has established and improved occupational health and workplace
                                                                                                                                    safety management mechanisms under the unified leadership of the Group's Committees for Workplace Safety,
     The Group has deeply advanced                 The Group strengthens care                  The Group understands                Ecological and Environmental Protection, Fire Safety, and Occupational Disease Prevention. The Group continuously
     the "I Do Practical Things for the            and daily support for sick                  employees' living conditions         carries out standardization work for workplace safety and occupational health management, promptly revising and
     People" initiative, addressing                and ?nancially struggling                   and ideological states, provides     improving relevant management measures to further optimize management processes and improve work e?ciency and
     urgent issues such as the                     employees, regularly visiting               various guarantees for those         management standards. It continuously enhances its own safety management level and promotes the implementation
     compensation and bene?ts of                   them. It coordinates high-                  working in di?erent locations,       of responsibility for occupational health and safety management, with 7 units that have established occupational health
     dispatched employees and the                  quality educational resources to            and maintains the stability of the   and safety management systems operating continuously and e?ectively. The Group strictly implements the workplace
     schooling of employees' children,             address the school enrollment of            employee workforce. It has built     safety responsibility system, completes the signing and assessment of annual safety and environmental responsibility
     solving a total of 58 practical               employees' children. The Group              the "Charming SPM" series brand      agreements on time, and forms closed-loop management. It has officially launched an EHS information system,
     problems. Upholding the original              has run two sessions of childcare           and organized mass cultural          completed domestic environment adaptation testing and submitted a Quali?ed report, and successfully passed project
                                                                                               and sports activities such as
     aspiration of "serving veteran                classes, e?ectively solving the                                                  acceptance. In 2025, the Group experienced no major or above workplace safety accidents, received no safety-related
                                                                                               employee sports meets, Spring
     colleagues and harnessing the                 problem of unattended children                                                   administrative penalties, and achieved the workplace safety targets set at the beginning of the year.
                                                                                               Festival long-distance runs,
     power of the silver generation,"              of employees. In 2025, the Group            basketball games, employee
     the Group has established a                   visited and cared 210 employee
     dynamic information database                  households, spending RMB
                                                                                               spring and autumn outings,
                                                                                               "Scholarly March 8th" reading
                                                                                                                                    Strengthening Specialized Governance
     with "one ?le per person" for                 179,800 on care funds.                      shares, parent-child reading,
     veteran colleagues, providing                                                                                                  The Group strengthens safety control of hazardous chemical warehouses and fully implements the Group's full-process
                                                                                               and "Our Festivals" traditional
     them with convenient services                                                                                                  supervision mechanism for hazardous chemicals. It organizes thematic exchange meetings on hazardous chemicals,
                                                                                               cultural activities. The Group has
     such as policy consultation and                                                                                                mechanical injuries, chlorine use, and internal reporting of potential hazards to enhance management capabilities in
                                                                                               also organized employees to
     bene?ts application, and promptly                                                         participate in Yunnan Provincial     specialized areas. It guides subsidiaries in iteratively optimizing the dual prevention mechanism and standardizing the
     responding to and resolving their                                                         workplace exercises (Baduanjin)      "Three Simultaneities" management for project safety and environmental protection. It promotes the annual certi?cation and
     concerns.                                                                                 competitions, weekend volleyball     review of principal responsible persons and safety management personnel. It ensures full coverage of three-level safety
                                                                                               leagues, and the "Red Land Song"     education for new hires, transferred employees, dispatched employees, and interns, and establishes corresponding ?les.
                                                                                               speech contests, creating a green,
                                                                                               healthy, and uplifting atmosphere.
                                                                                                                                        Safety Management of Metal Products
                                                                                                                                           Transport Safety Management: Based on the shape and weight of metal products, the Group selects
                                                                                                                                           appropriate vehicles and protective securing equipment, accurately calculates loads, and strictly prohibits
                                                                                                                                           overloading. It provides special training for drivers and escorts. During transport, it monitors vehicle status in
                                                                                                                                           real time and develops comprehensive emergency plans to ensure transport safety.
                                                                                                                                           Metal Surface Safety Management: In metal surface chemical treatment processes, the Group adopts
                                                                                                                                           measures such as enclosure, exhaust purification, acid mist suppression, and spraying. It supervises and
                                                                                                                                           guides workers to correctly wear and use labor protective equipment in accordance with usage rules to ensure
                                                                                                                                           operational safety.
                                                                                                                                        Hazardous Chemical Safety Management
                                                                                                                                           The Group continuously promotes full-process safety governance of hazardous chemicals, improving
                                                                                                                                           systems and operating procedures in all links including warehousing, storage, use, transport, and disposal,
                                                                                                                                           strengthening training and regular inspections, and building a comprehensive and e?cient hazardous chemical
                                                                                                                                           safety management system.
                                                                                                                                        Vehicle Safety Management
                                                                                                                                           The Group strengthens special inspections of vehicles and drivers, continuously conducts driver safety
                                                                                                                                           training and new energy vehicle skills training, and performs random alcohol testing. In 2025, the Group
                                                                                                                                           conducted 4 spot checks on the vehicle management of subsidiaries and 2 spot checks on the Suspended of
                                                                                                                                           o?cial vehicles at headquarters and subsidiaries during major holidays.
 In November 2025, Precious Metal Group organized its 2025 Employee Sports Meet.
 Environment: Symbiosis for           Society: Sharing for a Better      Governance: Co-Governance for                                                                                              Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                       Future                             a Sustainable Future
 Improving Safety Emergency Response
 In accordance with relevant laws and regulations and based on its actual circumstances, the Group has prepared
                                                                                                                                     Customer Service
 corresponding emergency response plans for workplace safety incidents and ?led them with competent local authorities.
 All plans are valid. Centered around activities such as "Workplace Safety Month," "Fire Safety Publicity Month," and the
 "Safe Production Cup" competition, the Group has conducted emergency drills covering earthquakes, mechanical injuries,                                          Sino-Platinum Metals Group, with its mission of "developing the new materials industry
 ?res, and hazardous chemical leaks, strengthening its emergency response capabilities. In 2025, the Group conducted a                                           and serving high-quality human life," actively expands the application of precious metals
 total of 51 emergency drills.                                                                                                                                   and representative new strategic ?elds. It continuously strengthens product quality control,
                                                                                                                                                                 improves its customer service system, and is committed to providing customers with high-
                                                                                                                                                                 quality products across the entire industrial chain and full-lifecycle services.
     Conducting a Series of Fire Emergency Evacuation Drills
     In June 2025, subsidiaries and departments of Sino-Platinum Metals Group organized a series of fire emergency                                               Focusing on Core Responsibilities and
     evacuation drills, simulating various major safety accident scenarios. Through these drills, the Group further improved
     its emergency response plans and enhanced the safety awareness and emergency response capabilities of its                                                   Main Businesses
     employees and o?cials.
                                                                                                                                                                 Promoting Industrial Upgrading
                                                                                                                                                                 The Group has planned an industrial layout of "One Headquarters, Multiple Parks, Two
                                                                                                                                                                 Platforms, and 1+N Centers," resolutely implementing the provincial Party committee
                                                                                                                                                                 and government's requirements to strengthen and expand the rare and precious metals
                                                                                                                                                                 industry, and fully advancing the implementation of industrialization projects. In terms of
                                                                                                                                                                 innovation platform construction projects, the provincial laboratory construction project
                                                                                                                                                                 has completed preliminary site preparation and production guarantee renovation work.
                                                                                                                                                                 Regarding the construction of precious metals new materials manufacturing bases,
                                                                                                                                                                 the main structure construction of the Majinpu Industrial Park (Phase II) workshop is
                                                                                                                                                                 progressing smoothly, the ?rst phase of the Gold Electronic New Materials Production Line
                                                                                                                                                                 project in the Dianzhong New Area has been completed, and the "12 million liters/year
                                                                                                                                                                 Automotive Exhaust High-Efficiency Catalytic Conversion Technology Industrialization
                                                                                                                                                                 Construction Project" in Dongying, Shandong is advancing in an orderly manner.
     Group Headquarters, SPM Metals, SPM Electronics, SPM             SPM Resource conducted a ?re emergency drill for rhodium pac                               Regarding the construction of a national strategic platinum group metal resource recycling
     Semiconductor, SPM Gold, and SPM Industrial Catalyst conducted   (Rh-PAC) leakage.                                                                          industrial base, the ?rst phase of the Precious Metals Secondary Resources Enrichment
     ?re evacuation emergency drills
                                                                                                                                                                 and Regeneration Modern Industrial Base project has achieved trial production.
                                                                                                                         CASE
                                                                                                                                                                             Further Reading
 Deepening Hidden Hazard Identi?cation                                                                                                                                    One Headquarters, Multiple Parks, Two Platforms, 1+N Centers"
                                                                                                                                                                   With Kunming as the headquarters, the Group has laid out multiple industrial parks
 The Group has woven a dense network for hidden hazard identification. Relying on its EHS information system and                                                   including Kunming Headquarters, Majinpu, Dianzhong New Area, Shanghai Sheshan,
 integrating various means such as pre-holiday inspections, post-work-resumption inspections, daily inspections, and                                               and Dongying, Shandong. It is building two major innovation platforms, forming a
 special tackle tough challenges actions, it maintains a high-pressure situation for the identification and treatment of                                           "1+N" multi-location coordinated industrial development pattern.
 hazards in key areas, ensuring safe enterprise operations. In 2025, the Group recti?ed a total of 953 hidden hazards, with
 all hazards either recti?ed immediately or addressed through a checklist-based closure system.
                                                                                                                                                                 Building an Excellent Brand
                                                                                                                                                                 The "SPM" brand is a signi?cant achievement of Precious Metal Group's brand building.
 Cultivating a Safety Culture                                                                                                        2025                        The Group vigorously implements the "SPM Premium" project, providing support for the
                                                                                                                                                                 development of its series of identi?ed "?agship products" to further improve product quality.
                                                                                                                                     SPM Premium products        It continues to advance the three-year action plan for the SPM Premium project, revising the
 The Group has solidly advanced the development of a safety culture by compiling a safety culture manual, formulating                                            "Implementation Plan for Building SPM Premium" and the "Management Measures for SPM
                                                                                                                                     achieved sales revenue of
 a safety culture plan, developing safety culture training courseware, and producing safety culture promotional videos. It                                       Premium." The Group organized the second batch of 14 SPM Premium product evaluations
 has organized special seminars, "Everyone Talks About Workplace Safety" activities, and centralized viewings of safety              RMB 29.4 billion, a year-   and signed three-year assessment indicators with each production and operation unit. It has
                                                                                                                                                                 established a regular promotion mechanism, requiring 2 units to report on their progress in
 warning education ?lms, achieving full coverage of learning and publicity. The Group has organized interactive activities           on-year increase of 31%     building SPM Premium products each month. Leveraging the Group's o?cial WeChat public
 such as "Take a Photo of Hidden Hazards," effectively stimulating the enthusiasm of all employees to participate in
                                                                                                                                                                 account, it has promoted 34 SPM Premium products in phases, e?ectively enhancing the
 safety management. It has conducted safety skills competitions, and through measures such as hanging safety slogans,                                            brand's industry in?uence and building consensus on the development of SPM Premium
 pushing knowledge through online platforms, and displaying information on o?ine bulletin boards, has built a favorable                                          products. The Group is the only enterprise in China to have simultaneously obtained three
 public opinion environment where all employees pay attention to and actively participate in safety development. In 2025,                                        qualifications from the Guangzhou Futures Exchange: platinum and palladium delivery
 the Group conducted a total of 217 various types of safety training sessions.                                                                                   brand, delivery warehouse, and designated inspection agency. In 2025, SPM Premium
                                                                                                                                                                 products achieved sales revenue of RMB 29.4 billion, a year-on-year increase of 31%.
 Environment: Symbiosis for               Society: Sharing for a Better            Governance: Co-Governance for                                                                                                           Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                           Future                                   a Sustainable Future
       National Defense Industry                                                      Environmental Protection
                                                                                                                                                         Product Quality Management
                                                                                                                                                         Governance
                                                                                                                                                         Based on industry characteristics, market demands, and its own needs, and in accordance with advanced domestic and
                                                                                                                                                         international standards such as GB/T 19001 and IATF 16949, the Group has established and continuously improves
     Metal Layered Composite Strip                                                 Plug-in Hybrid Electric Vehicle (PHEV) Exhaust Puri?cation Catalyst
                                                                                                                                                         its quality management system. For each process, necessary management systems have been established to ensure
                                                                                                                                                         process operation through process control, thereby meeting customer requirements. Clear quality policies and objectives
                                                                                                                                                         have been established to ensure understanding and implementation by all employees. Business processes are optimized,
                                                                                                                                                         quality standards are strictly adhered to, and errors and waste are reduced. Human, ?nancial, and material resources are
                                                                                                                                                         scienti?cally allocated, quality training is conducted, and the quality awareness and skills of all employees are enhanced.
                                                                                                                                                         Relying on audit assessments and customer feedback, the Group promotes continuous improvement of the system.
     Silver-Copper Alloy Powder                                                    Standard Palladium Ingot
                                                                                                                                                                                    Quality Management System Organizational Structure
     Precious Metal Conductive Ring Materials for High-End Equipment               Standard Platinum Ingot                                                                                                General Manager
                                                                                                                                                                                                     Deputy General Manager
     Iridium Electrodes for Aircraft Engine Ignition                               Platinum Paste
       New Energy Chemicals                             Life and Health                                    Next-Generation Information Technology
                                                                                                                                                         Administration   Human        Finance       Operations      Metal         Science and     Production      Testing   Relevant
                                                                                                                                                         O?ce             Resources    Department    Support         Management    Technology      and             Center    Business
                                                                                                                                                                          Department                 Center          Center        Department      Operations                Divisions
                                                                                                                                                                                                                                                   Department
     Cyclohexane Dehydrogenation Catalyst             Medical Head Electrode                            Low-Temperature Silver Paste
                                                                                                                                                          In 2025, SPM Bio obtained ISO 13485 certi?cation, continuously improving its quality system to meet the requirements of
                                                                                                                                                          the high-end medical industry. SPM New Energy Technology (Shanghai) Co., Ltd. and SPM Powder Materials (Shanghai)
                                                                                                                                                          Co., Ltd. obtained ISO 9001 quality system certi?cation.
     Silver-Based Electric Vacuum Solder              Medical Developing Ring / Medical Marker Ring     Tetraamminepalladium(II) Sulfate
 Environment: Symbiosis for           Society: Sharing for a Better        Governance: Co-Governance for                                                                                                                    Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                       Future                               a Sustainable Future
 Strategy                                                                                                                                              Product and Service Quality Opportunities
                                                                                                                                                      Risk                  Risk                     Impact  Value Chain         Potential Impact /                Response
              Product and Service Quality Risks                                                                                                     Category             Description               Timeframe  Segment            Financial Impact                   Strategy
                  Risk                 Risk                 Impact Value Chain Potential Impact /                    Response                     Brand Premium     High-quality products          Medium to    Operations       Build di?erentiated     · Focus on the high-end market
                Category            Description           Timeframe Segment    Financial Impact                       Strategy                    & Market          and services are the           long                          competitive             and establish a quality label of
                                                                                                                                                  Competitiveness   most direct di?erentiating                                   advantage; enhance      "high precision, high stability, high
                                                                                                                                                  Opportunity       advantage, enabling                                          brand in?uenc           reliability"
                 Violation     Products failing to meet    Short to    Operations,   Product recall         · Establish a compliance                                enterprises to achieve                                                               · Launch high-end customized
                 of quality    mandatory national/         medium      Downstream    costs, production      standards library covering all                          brand premiums above                                                                 product series and establish a clear
                 standards     industry standards                                    suspension             product lines, dynamically track                        the industry average
                                                                                                            updates to national/industry                                                                                                                 quality premium pricing strategy
                               may result in ?nes                                    losses, business
                               from market regulatory                                                       mandatory standards, and
                                                                                     stagnation risk        ensure full-process compliance in
                               authorities, product
                               recalls, production                                                          production and testing                Market Access     Products that meet             Short to    Operations,       Reduce market           · Benchmark against quality
                               suspension and                                                                                                     & Expansion       stringent quality standards    medium      Downstream        expansion costs         standards for government
                                                                                                            · Establish a special compliance                        ?nd it easier to enter high-
                               recti?cation, and                                                            audit process; new products must      Advantage                                                                                              procurement and large enterprise
                               in severe cases,                                                             pass compliance veri?cation                             end markets, government                                                              supply chains, completing access
                               revocation of production                                                     before market launch                                    procurement, and large                                                               certi?cations in advance
                               quali?cations                                                                                                                        enterprise supply chains;                                                            · Establish a dedicated market
                                                                                                                                                                    a strong service reputation                                                          expansion team, leveraging existing
                 Lack of       Services failing to meet    Short to    Operations,   Increased litigation                                                           helps enterprises quickly                                                            high-quality customer referrals for
                 service       the performance and         medium      Downstream    costs, brand           · Strengthen legal training for                         expand into new regions                                                              introductions, reducing customer
                 compliance    after-sales requirements                              reputation risk        customer service teams, focusing                        and customer segments
                                                                                                            on clauses related to product                                                                                                                acquisition costs
                               of the "Consumer Rights
                               Protection Law of the                                                        quality liability in the Consumer
                               People's Republic of                                                         Rights Protection Law and the         E?ciency          Improving quality through      Short to    Operations        Reduced non-            · Promote Total Quality
     Compliance                                                                                             Civil Code                            Optimization      methods such as lean           long                          conforming product      Management (TQM) with full
                               China" and the "Civil Code
     & Legal Risk                                                                                                                                 & Cost Saving     production, Total Quality                                    scrap rate; lower       employee participation in quality
                               of the People's Republic of                                                  · Establish a pre-dispute
                                                                                                            mediation mechanism; upon             Opportunity       Management (TQM), and                                        total operating costs   improvement, establishing a quality
                               China" may easily lead to                                                                                                                                                                                                 cost accounting system
                               consumer litigation                                                          receiving customer complaints,                          Six Sigma can reduce
                                                                                                            prioritize resolution through                           the "cost of poor quality,"                                                          · Introduce Six Sigma management
                                                                                                            negotiation to avoid litigation                         including rework, scrap,                                                             methods, carrying out quality
                                                                                                            escalation                                              and after-sales repairs                                                              improvement projects focused
                                                                                                                                                                                                                                                         on core production processes to
                                                                                                            · Strengthen full-process quality                                                                                                            reduce key defect rates
                 Liability     Product quality defects     Short to    Operations,   Exposure to
                                                                                                            control, implementing multi-                                                                                                                 · Optimize production processes,
                 recovery risk causing personal injury     medium      Downstream    administrative         dimensional checks from raw
                               or property damage to                                 penalties, risk of                                                                                                                                                  reduce redundant steps, and
                                                                                                            material procurement and                                                                                                                     improve production e?ciency and
                               consumers may result                                  customer loss          production processes to ?nished                                                                                                              quality stability
                               in civil compensation,                                                       product testing, controlling
                               administrative penalties,                                                    product defect rates
                               and even criminal liability                                                                                        Supply Chain      Selecting suppliers based      Medium      Upstream          Reduced risk            · Establish a supplier quality rating
                                                                                                            · Establish a major quality
                               for the enterprise;                                                          accident emergency response           Synergy           on quality, promoting          term                          of production           system, using quality performance
                               customer losses caused                                                       mechanism; upon receiving             Upgrade           upstream enterprises                                         interruptions;          as a core cooperation indicator, and
                               by service errors may also                                                   customer reports of losses,                             to improve quality                                           deepened                phase out low-quality suppliers
                               trigger high compensation                                                    promptly conduct loss
                                                                                                            assessment, cause investigation,                        standards, forming a                                         partnerships            · Sign quality collaboration
                               payments                                                                                                                             stable supply chain
                                                                                                            and emergency response                                                                                                                       agreements with core suppliers,
                                                                                                                                                                    quality system, reducing                                                             jointly carry out R&D for raw
                                                                                                                                                                    raw material defect rates,                                                           material quality improvement, and
                                                                                                                                                                    and improving production                                                             share quality inspection data
                 Reputation    Exposure of quality issues Short to     Operations,   Risk of customer       · Establish a quality public                            e?ciency
                 risk          may trigger a public        long        Downstream    loss, increased        opinion monitoring mechanism,
                               opinion crisis, consumer                              brand restoration      tracking relevant reports on social
                               boycotts, and negative                                costs, market exit     media and industry media in real
                                                                                                            time, and responding quickly to       Digital Quality   Using AI, big data and         Short to    Operations        Improved quality        · Build a digital quality control
                               social media ampli?cation,
     Reputation &              directly leading to a sharp                                                  negative public opinion               Control           other technologies to          medium                        monitoring              platform, integrating production,
     Market Risk                                                                                                                                                    achieve real-time quality                                    e?ciency; enhanced      inspection, and after-sales data to
                               decline in sales; brand                                                      · In the event of quality                               monitoring, improve                                          quality control         achieve full-process traceability
                               restoration is a long and                                                    issues, communicate openly                              quality control e?ciency,                                    precision               · Deploy AI vision inspection
                               costly process, and some                                                     and transparently at the ?rst
                                                                                                            opportunity, proactively disclose                       and reduce human error                                                               equipment and IoT sensors in core
                               enterprises may even exit
                               the market as a result                                                       corrective measures, and seek                                                                                                                production processes to monitor
                                                                                                            understanding from customers                                                                                                                 product quality parameters in
                                                                                                            and the public                                                                                                                               real time and automatically alert
                                                                                                                                                                                                                                                         anomalies
                                                                                     Declining
                                                                                                                                                                                                                                                         · Use big data to analyze quality
              Risk of          In homogeneous              Medium to   Operations,
                                                                                     revenue,
                                                                                                            · Improve after-sales response                                                                                                               ?uctuation patterns, anticipate
     Customer customer         competition, quality        long        Downstream                           e?ciency, reduce average
                                                                                     declining
                                                                                                                                                                                                                                                         potential quality risks in advance,
              loss             incidents may drive                                                          response time, and further
                                                                                     pro?tability
     loss and                                                                                                                                                                                                                                            and achieve preventive control
                               customers to competing                                                       increase the problem resolution
     substitution              products; poor service                                                       rate                                                                                                                                         · Digitize after-sales service,
     risk                      experience may reduce                                                                                                                                                                                                     enabling customers to query
                                                                                                            · Regularly conduct customer                                                                                                                 product warranty and repair records
                               customer repurchase                                                          satisfaction surveys, and optimize
                               rates and undermine                                                                                                                                                                                                       in real time through the system,
                                                                                                            product quality and services in a
                               long-term customer                                                           targeted manner                                                                                                                              improving service experience
                               value
 Environment: Symbiosis for          Society: Sharing for a Better   Governance: Co-Governance for                                                                                             Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                      Future                          a Sustainable Future
                                                                                                                            Improving the Service System
 Risk, Impact and Opportunity Management
                                                                                                                            Responsible Marketing
       Quality Risk Identi?cation and Assessment                                                                            The Group implements the "Corporate Integrity Management Control Procedure," committing that all products sold are
                                                                                                                            free from infringement, counterfeiting, inferior quality, and prohibited sales, and resolutely avoids false information and
                                                                                                                            misleading content, building an image of an enterprise operating with integrity. It improves information communication
                                                                                                                            mechanisms, promptly publishes and updates information, and ensures information timeliness. It continuously
            The Group carries out product quality risk identi?cation and assessment, establishes a systematic and
                                                                                                                            strengthens the protection of consumer safety rights and interests, carries out product quality risk identification and
            comprehensive product quality identi?cation mechanism, and applies scienti?c and e?ective quality risk          assessment, establishes a systematic and comprehensive product quality identi?cation mechanism, applies scienti?c and
            assessment methods to enhance its ability to anticipate and prevent quality risks. It implements full-          e?ective quality risk assessment methods, and provides safety education and warnings, instruction manuals, warning
            process, full-lifecycle risk control over design, procurement, production, and sales, ensuring product          labels, etc., to prevent risks arising from improper operation or use.
            consistency and safety, and preventing the circulation of non-conforming products. It provides consumers
            with safety education and warnings, instruction manuals, warning labels, etc., to reduce the risk of            After-Sales Service
            improper operation and misuse.                                                                                  The Group has built a rapid response system and implements the "Quality Information Management Standards" and
                                                                                                                            "Rapid Response Management Standards." Through a remote + on-site model, it promptly receives, processes, and
                                                                                                                            transmits customer information and provides after-sales service. Leveraging its core business of precious metals
                                                                                                                            new materials manufacturing, it provides supporting precious metals resource recycling and supply services, o?ering
       Quality Risk Classi?cation and Control                                                                               customers one-stop comprehensive services, improving resource utilization rates, and reducing environmental impact.
                                                                                                                            The Group discloses service information such as warranty policies, service channels, and response times, strengthens
                                                                                                                            technical and service awareness training for after-sales service teams, and enhances professional service capabilities. It
                                                                                                                            regularly conducts customer satisfaction surveys covering after-sales service to continuously improve service levels.
            The Group has established a tiered emergency response mechanism for major liability accidents,
            clarifying division of labor, ensuring smooth information communication, and ensuring timely and updated        Handling Customer Complaints
            information release to avoid information distortion. It maintains a "zero tolerance" policy for major quality
                                                                                                                            The Group has established standardized response procedures for quality incidents, customer complaints, and grievances
            and safety accidents, establishes a transparent and e?cient prevention and response mechanism, and              to prevent the escalation of impacts and losses. It collects, analyzes, improves, tracks, and veri?es relevant information,
            promotes continuous closed-loop improvement of the management system.                                           strictly implements the "Customer Communication Service Management Procedure" to maintain communication
                                                                                                                            with customers. Compensation matters are resolved through negotiation based on the severity of the incident and in
                                                                                                                            accordance with contracts, agreements, or laws and regulations, and through judicial channels when necessary. In 2025,
                                                                                                                            the customer complaint resolution rate was 100%.
       Quality Hazard Identi?cation and Treatment
                                                                                                                            Data Security and Customer Privacy Protection
            The Group carries out product quality hazard identification to promptly discover and eliminate quality              The Group implements system standards such as the "Information Management Measures" and "Network and
            hazards. It has formulated the "Quality Information Management Standards," "Rapid Response                          Information Security Management Standards," as well as work detailed rules including the "Network Security Work
            Management Standards," and "Customer Communication Service Management Procedures," establishing                     List" and "Network Security Emergency Support Plan," establishing a network and data security management
                                                                                                                                system. It carries out information infrastructure construction in accordance with the national "Classi?ed Protection
            a closed-loop mechanism covering proactive recall of defective products, standardized complaint handling,
            and two-way after-sales communication. For defective products, the Group executes recalls, proactively              situational awareness, internet behavior management, vulnerability scanning, log auditing, and endpoint security
            discloses information, promptly contacts customers, and assumes corresponding responsibilities,                     management. The Group conducts regular and irregular network and data security inspections, actively participates
            e?ectively safeguarding consumers' right to know and right to compensation. It has established a dual-              in the "Yunling Network Security 2025" network protection activities and the "Data Security Shield" emergency drills,
            track after-sales system covering remote support and on-site service, continuously enhancing team                   comprehensively strengthening data security and personal information protection mechanisms. In 2025, the Group
                                                                                                                                experienced no network paralysis or data leakage incidents. Three systems passed the national Classi?ed Protection
            professional capabilities through regular technical training and service awareness improvement. In 2025,
                                                                                                                                Level 2 certi?cation, and ?ve systems or platforms obtained national computer software copyright registrations.
            the Group achieved a 100% recall rate for problematic products.
                                                                                                                                                      Data Security                                           Customer Privacy
                                                                                                                                                                                                              Protection
 Indicators and Targets
                                                                                                                                The Group effectively safeguards customer privacy rights and interests, strictly maintains information
                                                                                                                                con?dentiality throughout the entire service process, and prevents customer information leakage. It has built a
                                                                                                                                multi-layered customer information security protection system with role-based re?ned access control, ensuring
                              Product quali?cation rate99.07%        Quality target achievement rate100%                        that data is only accessible to necessary positions, de?ning the scope and boundaries of various data collections,
      In 2025,                                                                                                                  and prohibiting the acquisition of unnecessary information through default authorization or bundling. It promotes
     the Group                                                                                                                  data localization storage and transmission mechanisms to physically reduce the risk of leakage. The Group
                              No incidents of production or operation activities endangering customer health
                                                                                                                                requires all suppliers to sign binding data con?dentiality agreements, clarifying their privacy protection obligations
                              and safety                                                                                        and liability for breach of contract, and regulating their data processing behaviors through contract terms. For
                                                                                                                                connected third-party systems, it conducts special security assessments to ensure they meet corporate privacy
                                                                                                                                protection standards. In 2025, no customer privacy leakage incidents occurred.
 Environment: Symbiosis for        Society: Sharing for a Better    Governance: Co-Governance for                                                                                         Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                    Future                           a Sustainable Future
                                                                                                                                                      The Group has formulated the "Supplier Management Measures," adhering to the principles
                                                                                                                                                      of "registration review, access approval, evaluation and assessment," and strengthening
 Partner Responsibility                                                                                                   Over   1,400 Newly
                                                                                                                          Registered Suppliers
                                                                                                                                                      supplier management from multiple dimensions. Based on full lifecycle supply chain
                                                                                                                                                      management, it continuously improves the dynamic management system covering the
                                                                                                                                                      entire process of supplier access, assessment, grading, and exit. Assessment dimensions
                                                                                                                          Through the "Transparent    have expanded from single quali?cation review to comprehensive evaluations of business
                                                                                                                          Procurement Platform"       reputation, performance capability, product quality, and service level, optimizing the supplier
                                 Sino-Platinum Metals Group adheres to integrity in business operations, implements                                   structure through survival of the fittest and steadily achieving the transformation and
                                                                                                                          Total number of suppliers   upgrade from "traditional decentralized procurement" to "supply chain management." In
                                 transparent procurement, builds a responsible supply chain, and strengthens supplier
                                 ESG management. It expands the scope of cooperation, works with partners for mutual
                                                                                                                          exceeded 8,000              demonstrating its pioneering and exemplary role in the field of supplier ESG practices.
                                 bene?t and win-win outcomes, and promotes industry development.                                                      Through the "Transparent Procurement Platform," over 1,400 new suppliers were registered,
                                                                                                                                                      and the total number of suppliers exceeded 8,000. There were 1,129 newly approved
                                                                                                                                                      contractors assessed and certi?ed.
                                                                                                                          suppliers
 Building a Sustainable Supply Chain                                                                                                                  Ensuring Supply Chain Security
                                                                                                                                                      Driven by the dual drivers of "business + technology," the Group focuses on solving
 Focusing on the procurement supply chain, the Group continuously deepens management reforms. By precisely                                            the problem of single-source procurement, promoting cost reduction and efficiency
 optimizing procurement strategies, strengthening digital platform support, and improving management systems and                                      improvement in procurement. At the procurement business level, under the leadership
 mechanisms, it comprehensively enhances procurement operational e?ciency and supply chain risk control capabilities.                                 of the Property Rights Department of the Yunnan Provincial SASAC, it actively connects
 Through refined management as a foundation, standardized processes to improve quality, and digital empowerment                                       with the provincial property rights exchange centralized procurement platform, gradually
 to increase e?ciency, the Group promotes the development of its supply chain system toward greater standardization,                                  achieving data integration between the Group's Transparent Procurement Platform and
 e?ciency, and sustainability.                                                                                                                        the provincial centralized procurement platform, reducing costs through the expansion of
                                                                                                                                                      supplier channels, the establishment of long-term cooperative relationships, and healthy
 Implementing Transparent Procurement                                                                                                                 price competition. At the technology development level, addressing the pain points of
                                                                                                                                                      single-source procurement within the Group, the Group makes uni?ed plans and requires
 The Group has formulated and revised the "Bidding and Procurement Compliance Guide"                                                                  the technology and R&D teams of each operating entity to accelerate the development
 and the "Bidding and Procurement Management Measures," comprehensively regulating the                                                                of B and C point suppliers for raw materials, auxiliary materials, and equipment, breaking
 entire chain of bidding and procurement activities and establishing a full-cycle closed-loop                                                         single-source dependencies, and incorporating development results into the team's annual
 management mechanism. It has deeply carried out special compliance training on "Bidding                                                              assessment. The Group continuously improves the digital collaboration capability and
 and Procurement Management of State-Owned Enterprises in the Context of New Situations,"                                                             data interoperability level of the procurement platform, strengthens the transparency and
 comprehensively enhancing the risk prevention capabilities of all employees in bidding and                                                           response e?ciency of all links in the supply chain, systematically identi?es and assesses
 procurement, and promoting quality improvement and e?ciency enhancement in bidding and                                                               potential risks in each link, formulates targeted response strategies, and deeply integrates
 procurement work through standardization and compliance. It conducts risk investigations in                                                          ESG management requirements into the entire process of procurement, production, and
 the bidding and procurement ?eld, identifying risk points, prevention and control measures, and                                                      logistics. It builds a modern supply chain system that is "safe and reliable, agile and e?cient,
 responsible entities.                                                                                                                                and green and low-carbon," signi?cantly enhancing its ability to withstand external risks, and
                                                                                                                                                      through technology sharing and capacity output, empowers the coordinated development of
 Leveraging two digital platforms—the "Transparent Procurement Platform" and the "JD Catalog                                                          the upstream and downstream industrial chain.
 Mall"—the Group deeply integrates multiple procurement models, fully achieving standardized         The procurement
                                                                                                     approval cycle has
                                                                                                                                                                                       Modern Supply Chain System
 procurement processes, maximum efficiency, and optimal costs. It has promoted the large-
 scale expansion of user licenses for the "Transparent Procurement Platform" and its integration     been compressed by
 with the ERP system, as well as the expansion of the "JD Catalog Mall," building a one-stop
 procurement matrix covering high-frequency essential categories such as office supplies,            15.00% year-on-
 hardware tools, equipment consumables, and labor protection products, meeting diverse               year
 procurement needs. Relying on the deep synergy and data empowerment of the two platforms,
 the procurement approval cycle has been compressed by 15.00% year-on-year, and supplier             Supplier response
                                                                                                                                                                       Safe and                  Agile and                   Green and
 response efficiency has increased by 20.00%. When suppliers register on the "Transparent            e?ciency has                                                      Reliable                  E?cient                    Low-Carbon
 Procurement Platform," they are required to sign the "Transparent Procurement Platform              increased by
 Supplier Registration Service Agreement," which explicitly requires that suppliers must not use
 the platform for illegal or criminal activities such as money laundering, theft of trade secrets,   20.00%
 or theft of personal information; must not infringe upon others' copyrights, trademark rights,                                                       Con?ict Minerals Management
 or other intellectual property rights in any form; and must not violate the privacy security of
 individuals or the public.                                                                                                                           For the mineral supply chain in conflict-affected and high-risk areas, the Group strictly
                                                                                                                                                      follows the internationally recognized "Responsible Mineral Supply Chain" framework,
 Strengthening Supplier Management                                                                                                                    applying a due diligence management system to identify, prevent, and mitigate various
                                                                                                                                                      risks in mineral procurement, including potential armed con?ict, human rights violations,
 The Group explores the establishment of a group-level strategic alliance of core suppliers, guides subsidiaries in                                   and corruption. It clearly commits not to participate in mineral trade that fuels conflict,
 establishing and improving their supplier systems, and simultaneously advances the development of backup suppliers to                                violates human rights, or involves corruption, and strictly adheres to international
 enhance supply chain resilience. It continuously increases the reverse and expansion of supplier resources, forming a                                guidelines such as the OECD "Due Diligence Guidance for Responsible Supply Chains of
 supplier ecosystem network covering multiple areas such as raw material procurement, equipment supply, engineering                                   Minerals from Con?ict-A?ected and High-Risk Areas" and the UN "Guiding Principles on
 construction, and social services, laying a solid resource foundation for the stable operation of the supply chain.                                  Business and Human Rights."
 Environment: Symbiosis for          Society: Sharing for a Better   Governance: Co-Governance for                                                                                        Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                      Future                          a Sustainable Future
 Deepening Cooperation and                                                                                                                              International Development
                                                                                                                                                         Advancing Overseas Compliance Development
 Strengthening Strategic Cooperation
 The Group consistently adheres to the development philosophy of open collaboration and value sharing, actively building                                The Singapore subsidiary takes full account of the local multicultural context. While
 an e?cient cooperation network with partners across the upstream and downstream of the industrial chain. It strengthens                                satisfying the domestic regulatory system, it has revised and improved its internal
 industry exchanges and mutual learning, promotes resource connectivity and experience sharing, innovates cooperation                                   control system covering nine core areas—corporate governance, strategic operations,
 mechanisms, and expands collaboration models. It continuously deepens government-enterprise coordination, bank-                                        internal supervision, financial control, human resources, administration, and marketing
 enterprise interaction, strategic cooperation between enterprises, and the integration of industry, academia, and                                      management—integrating Singapore's unique legal environment and business practices.
 research, leveraging the strengths of all parties to work together and build an open, inclusive, and mutually bene?cial                                It has basically established a system that meets both state-owned asset compliance
 industrial ecosystem.                                                                                                                                  requirements and local national conditions and laws. The Group has issued a plan
                                                                                                                                                        to deepen compliance development, comprehensively advancing the construction of
                                                                                                                                                        its compliance system. It has established a General Counsel (also serving as Chief
                                                                                                                                                        Compliance Officer) and designated the lead department for compliance management
     Showcasing a Series of Innovative Products and Cutting-Edge Technologies at the 9th China-South Asia Expo             2025                         to be responsible for speci?c compliance work. It incorporates the latest developments
                                                                                                                                                        in domestic and country(ies)-specific laws, regulations, regulatory requirements, and
     In June 2025, as a leading enterprise in the domestic rare and precious metals ?eld, Sino-Platinum Metals Group       policies in 2025             compliance risks related to the Group's overseas operations, and has established and
     showcased a series of innovative products and cutting-edge technologies at the 9th China-South Asia Expo,                                          improved a three-in-one compliance system based on the original internal control system.
     and deeply participated in several forums and activities, demonstrating its responsibility as the "chain master"                                   In 2025, 9 policies were newly established or revised.
     of the precious metals industry. The Group's exhibition booth focused on the innovative applications of rare and
     precious metals in strategic emerging industries such as national defense, environmental protection, new energy
     chemicals, electronic information, and life and health, prominently displaying a variety of precious metals new                                     Building a Global Supply Chain Network
     material products including high-purity precious metal materials, precious metal sputtering targets, and precious
     metal electronic pastes. At the same time, it actively participated in the "Invest in Yunnan" Investment Promotion
     Conference and the "Green Energy + Advanced Manufacturing" special investment matchmaking activities at the                                        The Group advances the construction of international platinum group metal network
     advanced manufacturing.                                                                                                                            etc., to ensure raw material supply. It integrates resources from foreign mines, domestic
                                                                                                                                                        and foreign refineries, foreign banks and traders, and the Shanghai Gold Exchange to
                                                                                                                                                        enhance resource integration capabilities. It actively disperse a geographically strategic
                                                                                                                                                        layout and category diverse supplier system, establishes cooperation with international
                                                                                                                                                        mining companies, with counterparties covering Southeast Asia, Europe, the United
                                                                                                                                                        States, the Middle East, and other regions, ensuring the security and stability of precious
                                                                                                                                                        metal resources. Through tolling processing and cooperation with LBMA refineries, it
                                                                                                                                                        deeply enters the Southeast Asian gold market.
                                                                                                                                                         Continuously Increasing "Going Global" E?orts
                                                                                                                                                        The Group advances the construction of international platinum group metal and Southeast
                                                                                                                           Overseas sales and           Asian gold supply and sales channels, expands gold tolling processing and re-export
                                                                                                                           export value reached RMB     business, as well as the international operations of electron beam welding materials and
                                                                                                                                                        electric vacuum welding materials. Brand internationalization is accelerating, with LBMA
                                                                                                                                                        silver delivery brand entering the review and certi?cation stage, and LPPM platinum and
                                                                                                                           on-year increase of 2        palladium product certi?cation progressing in an orderly manner. In 2025, overseas sales
                                                                                                                                                         Strengthening International Exchange and Cooperation
                                                                                                                                                        The Group continuously explores international cooperation and development opportunities,
                                                                                                                                                        participating in industry events such as the South African Mining Indaba, the South African
                                                                                                                                                        Platinum Group Metals Industry Conference, the LPPM London Platinum Week, the
                                                                                                                                                        SBMA Indonesia Visit Group, the SBMA Asia-Paci?c Precious Metals Annual Conference,
                                                                                                                                                        and the LBMA Precious Metals Conference. It conducts research on overseas precious
     Image Source:Palm Spring City
                                                                                                                                                        metal mineral resource development projects and seeks cooperation opportunities.
                                                                                                             CASE
 Environment: Symbiosis for              Society: Sharing for a Better          Governance: Co-Governance for                                                                                                        Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                          Future                                 a Sustainable Future
                                                                                                                                                                                 Improving the Quality and E?ectiveness of Assistance
 Giving Back to Society                                                                                                                                                            Industrial Revitalization
                                       While focusing on its own development, Sino-Platinum Metals Group has always actively                       Conducted    11 training      Centered around Shangjiang Township's "one core, two poles, three belts" industrial layout,
                                                                                                                                                   sessions for grassroots       the Group invested RMB 450,000 to implement a preliminary processing project for Chinese
                                       ful?lled its social responsibilities, supported rural revitalization, organized public welfare                                            medicinal herbs, constructing a new factory and purchasing drying equipment, operating
                                       activities, and carried out volunteer services, demonstrating its corporate responsibility                  cadres and the public,        under a "government + cooperative + farmer" model, e?ectively increasing the added value
                                       through concrete actions and striving to achieve a harmonious integration of economic                                                     of local medicinal herbs. It continues to support the development of characteristic industries
                                       bene?ts and social value.
                                                                                                                                                   covering   690 participants   such as beef cattle breeding, promoting industrial quality and e?ciency improvement. It has
                                                                                                                                                                                 cultivated 9 wealth-driving leaders, conducted 11 training sessions for grassroots cadres
                                                                                                                                                                                 and the public covering 690 participants, and implemented 13 income-increasing practical
                                                                                                                                                                                 activities bene?ting 921 participants. It invested RMB 50,000 to conduct 2 e-commerce skills
                                                                                                                                                                                 training sessions covering 60 participants.
 Supporting Rural Revitalization
 The Group carefully studied and implemented the spirit of General Secretary Xi Jinping’s important discourse on the work                                                          Ecological Revitalization
 of “agriculture, rural areas and farmers” and the important speech of Yunnan. Centered around the work of "maintaining                            2025
 bottom line, promoting development, and advancing revitalization," the Group resolutely ful?lls its political and social
                                                                                                                                                   Invested RMB                  The Group studied and applied the experience of the "Thousand Villages Demonstration
 responsibilities as a state-owned enterprise, solidly advancing the implementation of various work in its assistance target,
                                                                                                                                                                                 Project" to improve the living environment. It installed 220 solar streetlights in the central
 Shangjiang Township, Shangri-La City, Diqing Prefecture.                                                                                          880,000        in             area of Mugao Village and the Haibian Group of Gelan Village, achieving full lighting
                                                                                                                                                   infrastructure,               coverage of main roads and public areas. It deepened the operation of the "Civilization
                                                                                                                                                   bene?ting over                Points Supermarket," carrying out activities such as environmental hygiene improvement
                                                                                                                                                                                 and volunteer service evaluations, stimulating the endogenous motivation of the masses
                                                                                                                                                                                 for rural governance through evaluation commendations and point exchanges. It assisted
                                                                                                                                                                                 in carrying out activities and services such as major environmental hygiene inspections and
                                                                                                                                                                                 improvement actions, earthquake-resistant housing project acceptance, and river cleaning,
                                                                                                                                                                                 helping to build a beautiful and harmonious countryside. In 2025, it invested RMB 880,000 in
                                                                                                                                                                                 infrastructure, bene?ting over 3,400 people.
                                                                                                                                                                                   Organizational Revitalization
                                                                                                                                                   Invest in party building
                                                                                                                                                                                 of Shangjiang Township and the organization of Party member activities, cooperated with
                                                                                                                                                                                 the village "two committees" elections, and enhanced the organizational and combat
                                                                                                                                                   assistance funds              e?ectiveness of grassroots Party organizations. It guided the SPM Chemicals Party Branch
     In January 2025, the Group's resident village work team carried out a Spring Festival visit and care activity for 33 households in need in                                  on the theme of "Inheriting the Red Gene · Cultivating Excellent Work Style," promoting the
     Shangjiang Township, inquiring about the health and living conditions of villagers in di?culty and presenting care package such as rice and                                 deep integration of Party building and assistance work. In 2025, it invested RMB 150,000 in
     cooking oil.                                                                                                                                                                Party building assistance funds.
 Strengthening Organizational Leadership                                                                                                                                           Talent and Cultural Revitalization
 Solidifying Coordinated Deployment: Established a Rural Revitalization Leadership Working Group; formulated the
 Group's 2025 Rural Revitalization Work Plan and project fund arrangements, clarifying key work tasks; organized 2 Group                                                         The Group implemented the "Technology into Campus" project, purchasing 20 teaching
 Rural Revitalization Leadership Working Group meetings and held 3 work coordination meetings with the Shangjiang                                  2025                          drones for Shangjiang Primary School and assisting in the set up of related courses, ?lling
 Township Party Committee and Government to conduct coordinated research on annual assistance priorities.                                          Invested RMB                  the gap in science and technology education. It continues to build the "SPM Book Corner,"
                                                                                                                                                                                 adding 270 new books. It continued to hold the "SPM Ling Tong Yan" summer interest class,
 In-Depth Research and Investigation: Key Group leaders conducted 2 ?eld research visits focusing on the "three bottom                             30,000 in                     with activities promoted on the Learning Powerhouse Yunnan platform and the Xinhuanet
 lines" and promoting farmer income increase; responsible leaders made 3 visits to the assistance target to research,                                                            client, fully demonstrating the Group's corporate social responsibility and effectively
                                                                                                                                                   education assistance
 supervise, and promote task implementation; Group leaders participated in the ?xed-point assistance work symposium                                funds                         enhancing its brand image and social in?uence. It established the "Chongxue Lizhi Fund"
 (joint meeting) of the Provincial United Front Work Department and Diqing Prefecture, reporting and exchanging                                                                  to reward outstanding students. It continues to promote the inheritance of the intangible
 information on assistance work.                                                                                                                                                 cultural heritage "Leiba Dance," carrying out the "Leiba Dance into Campus" activity. It
                                                                                                                                                                                 assists in carrying out culture go to the countryside, enriching the spiritual and cultural life
 Building a Strong Resident Village Team: Selected 7 resident village work team members during the year, including 3                                                             of the masses and promoting the construction of civilized rural customs. In 2025, it invested
 serving as First Secretary (Team Leader), ensuring smooth work transition through mentoring; implemented treatment                                                              RMB 30,000 in education assistance funds; it assisted 81 students in applying for the "Rain
 guarantees, purchasing personal accident insurance for all team members, arranging for 2 outstanding members to                                                                 Plan," securing subsidies of RMB 193,500.
 participate in provincial-level recuperation and rest programs , and organizing 8 various training sessions covering 47
 participants.
 Environment: Symbiosis for            Society: Sharing for a Better         Governance: Co-Governance for                                                                                               Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                        Future                                a Sustainable Future
     Holding the 2025 Rural Summer Training Program
                                                                                                                                        Engaging in Public Welfare and Charity
                                                                                                                                        Actively responding to social needs, the Group continuously engages in public welfare areas such as helping those in need
     From July to August 2025, Sino-Platinum Metals Group launched the fourth session of the "SPM Ling Tong Yan"                        and providing educational support. Leveraging volunteer service brands such as "SPM · Platinum Love Together" and "Silver
     Summer Training Program in three villages: Shiwang, Mugao, and Liangmei. Since its launch in 2022, the "SPM                        Generation Golden Glow," it has formed volunteer service teams. Adhering to the path of sharing development result and
     Ling Tong Yan" Summer Training Program has entered its fourth year, bene?ting over 300 rural children in total.                    promoting resource connectivity, the Group promotes deep integration between the enterprise and the community, building
                                                                                                                                        a virtuous ecosystem of coordinated development and mutual promotion. Through concrete actions, it contributes to social
                                                                                                                                        harmony and continuous progress. In 2025, it conducted 2 "Morning Glow Honors Evening Sunset" volunteer activities and
                                                                                                                                        over 60 volunteer services including ceremonial teams and guides.
                                                                                                                                            Conducting the "Morning Glow Honors Evening Sunset" Volunteer Service Activity
     Shiwang village "Optical Microscope Learning and Use"               Mugao village The program featured the theme "Building
     class                                                               Dreams in Resident Villages, A Colorful Summer," integrating
                                                                         intangible cultural heritage transmission with modern
                                                                         education
                                                                                                                         CASE
                        Consumption Assistance
                              Through methods such as "purchasing instead of donating" and "buying to assist," the Group
                              promotes the sustainable development of characteristic industries in areas lifted out of poverty
                              and stimulates endogenous motivation.
                                     Directly purchased agricultural                  Purchased specialty agricultural products
                                     and sideline products from                       through the Diqing Prefecture Supply and
                                     assistance areas, totaling                       Marketing Cooperative, the "832" Platform,                 On March 28, 2025, Sino-
                                     RMB    606,300                                   etc., totaling RMB   510,300                               Platinum Metals Group organized
                                                                                                                                                 representatives of young League
                                                                                                                                                 members to visit and extend care
                        Health Assistance
                                                                                                                                                 to retired experts and employees.
                                                                                                                                                 From the three dimensions of
                              The Group implements the "Four Nos" requirements, assisting in dynamic monitoring and                              companionship, elderly assistance,
                              assistance for poverty relapse prevention. It assists in the implementation of medical security,                   and heritage transmission, they
                              achieving a 100% medical insurance participation rate for households lifted out of poverty and
                                                                                                                                                 practiced the spirit of Lei Feng in the
                              monitored targets in assistance villages. In collaboration with Taikang Pension Insurance, it has
                              provided accidental disability and death liability insurance for all households lifted out of poverty              new era, building a spiritual heritage
                              and monitored targets in three villages for four consecutive years, covering over 5,000 people. It                 bond of "old-young pairing and
                              uses resident village work funds to provide temporary assistance to people in di?culty with high                   intergenerational integration."
                              out-of-pocket medical expenses.
                                     The Group visited            Conducted              extended care        Distributed condolence
                                                                                                                                                                                                                                                          CASE
                                     that have been lifted        visits to general      231farming           approximately RMB
                                     out of poverty and           farming                households           40,000
                                     monitored targets            households
     Governance
                                                                In 2025,the Group
            Co-governance
                            for a Sustainable Future
                                                                Proportion of       R&D investment:           Formulated or revised 13 national
                                                                independent         RMB                       or industry standards (including 10
                                                                directors:
                                                                                                              national standards and 3 industry
                                                                                                              standards)
                                                                Proportion          R&D intensity             manufacturing single champion
                                                                                                              enterprise
                                                                of female
                                                                directors   37.5%
                                                                                                              and sophisticated "Little Giant"
                                                                                                              enterprises
                                                                                                              and sophisticated "Little Giant"
                                                                                                              enterprises
                                                                                                              single champion
                                                                                                              sophisticated SM
Sino-Platinum Metals Group adheres to leading high-
quality development through high-quality governance. It
continuously improves its governance structure, clarifies
the rights and responsibilities of each entity, and ensures
that decision-making is scientific, compliant, open, and
transparent. It carries out the integrated construction of                                                Responses to Sustainable
"risk, internal control, and compliance" to ensure the stable                                             Development Goals (SDGs)
operation of the enterprise. It deeply advances the reform
of state-owned enterprises, focuses on strengthening and
supplementing the industrial chain in its core businesses,
and stimulates the enterprise's endogenous motivation
and development vitality. It deepens innovation-driven
development, strengthens innovation platforms, focuses
on core technology breakthroughs, and promotes
the deep integration of technological and industrial
innovation, injecting momentum into high-quality industrial
development.
 Environment: Symbiosis for          Society: Sharing for a Better       Governance: Co-Governance for                                                                                                      Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                      Future                              a Sustainable Future
                                                                                                                                      Strengthening Risk Management
 Corporate Governance                                                                                                                 The Group has improved its risk system and established the "three lines of defense" for risk management. It has re?ned its
                                                                                                                                      risk database with over 700 items covering strategic risk, market risk, ?nancial risk, operational risk, and legal compliance
                                                                                                                                      risk. The Group has formulated the "Risk Control and Compliance Manual," embedding risk and compliance requirements
                                                                                                                                      into internal control processes, and has built a scienti?c and e?cient risk prevention and control system encompassing "pre-
                                   Sino-Platinum Metals Group focuses on building a solid foundation for stable operations,           event prevention, in-event control, and post-event disposal."
                                   standardizing its corporate governance structure, strengthening full-process risk
                                   management, optimizing information disclosure and investor relations management,
                                   deepening the reform of state-owned enterprises, and consolidating the Group's foundation          Information Disclosure and Investor Relations
                                   for sustainable development through sound governance.
                                                                                                                                      Standardizing Information Disclosure
                                                                                                                                      The Group has established a specialized institution sta?ed with full-time personnel to ful?ll information disclosure obligations
                                                                                                                                      in accordance with the law. Adhering to the principles of fairness, openness, and clarity, it discloses the Company's periodic
 Standardizing Corporate Governance                                                                                                   reports and interim announcements in a truthful, accurate, timely, and complete manner. The Group uses China Securities
                                                                                                                                      Journal, Shanghai Securities News, and the Shanghai Stock Exchange website as its designated newspapers and website
 In strict accordance with relevant laws, regulations, and regulatory requirements, the Group has improved its decision-              for information disclosure, ensuring that all shareholders have equal access to information. In 2025, the Group made over
 making system and introduced the systems of external directors and independent directors. It deeply explores a                       115 information disclosures, with no omissions, errors, or corrected disclosures, achieving zero errors, zero inquiries, and
 collaborative governance path that meets both state-owned asset supervision and listed company regulatory requirements,              zero regulatory actions. It has received a "Good" rating in the exchange's annual information disclosure assessment for
 strictly implements democratic centralism, and revises the "Implementation Measures for the 'Three Major and One Major'              many consecutive years.
 Decision-Making System" as well as the rules of procedure for the Party Committee, the Board of Directors, and the General
 Manager's O?ce, ensuring scienti?c, democratic, and lawful decision-making. The Group has separated the positions of
 Chairman and General Manager to separate decision-making and supervision. It has advanced the abolition of supervisory
 boards at the Group and its subsidiaries and undertaken the undertake of supervisory board functions. The rights and                 Safeguarding Investor Rights and Interests
 responsibilities among the Company's power body, decision-making body, supervisory body, and management team are
 clearly de?ned. The Company's corporate governance structure complies with the requirements of the modern enterprise                     Investor Relations Management
 system and the "Corporate Governance Code for Listed Companies." In 2025, 42 Party Committee meetings were held,
 with 135 items reviewed in advance; 72 General Manager's O?ce meetings (including communications by vote) were held,                 The Group fully respects and safeguards the legitimate rights and interests of stakeholders including shareholders,
 with 369 items deliberated and approved. Three subsidiaries abolished their internal supervisory boards, and 24 subsidiaries         suppliers, customers, creditors, and employees. It strengthens communication and cooperation with relevant parties to jointly
 abolished their internal supervisors.                                                                                                promote the healthy, sustained, stable, and high-quality development of the Company. The Group optimizes its investor
                                                                                                                                      relations methods and continuously improves the e?ectiveness of its corporate value communication. In 2025, it organized
                                                                                                                                      nearly 20 various types of performance brie?ngs and on-site investment exchange meetings.
                      The Group standardizes and implements the convening, holding, and deliberation procedures of the
     Shareholders     Shareholders' Meeting, ensuring that all shareholders, especially small and medium-sized shareholders,
         and
     Shareholders'    enjoy equal status and exercise their legitimate rights, and guaranteeing equal information access for all
                      shareholders. In 2025, 4 Shareholders' Meetings were held, at which 26 proposals were deliberated and                                   Organized special performance brie?ngs for periodic reports
       Meeting
                      approved.                                                                                                                               Participated in major events such as the Cloud Association Collective Investor Reception Day and
                                                                                                                                       Investor
                                                                                                                                                              Exchange's "Walk into Listed Companies" activities
                                                                                                                                       Communication
                      Directors are elected in strict accordance with the selection and appointment procedures stipulated by                                  Built a multi-dimensional online + o?ine investor interaction platform through Shareholders' Meetings,
                      relevant regulations. Independent directors perform their duties in accordance with the "Independent                                    investor hotlines, the Shanghai Stock Exchange e-Interaction Platform, and WeChat public platform
                      Director Management Measures," providing strong support for the feasibility and efficiency of Board
                      decisions. The Board of Directors has four special committees: the Strategy and Investment Development
                      Committee, the Remuneration and Assessment Committee, the Audit Committee, and the Nomination                       Investor Return
                      Committee. Each committee performs its own functions and operates effectively, playing an important
                      role in providing advice and recommendations for major Board decisions, forming a support system for            The Group has formulated the "Dividend Management System" and the "Shareholder Return Plan for the Next Three Years
     Directors and    scientific Board decision-making. The Group has studied and formulated work plans for improving the
     the Board of                                                                                                                     (2024-2026)," establishing a scienti?c, sustained, and stable dividend mechanism to protect the legitimate rights and interests
                      board construction of the Group and its subsidiaries, re?ning board construction work into all aspects of
       Directors      standardized governance, enhancing the overall efficiency and level of board construction. The Group            of investors, especially small and medium-sized investors. It continuously standardizes the pro?t distribution decision-making
                      strives to promote diversity on the Board of Directors in terms of gender, professional skills, professional    process: the Board of Directors formulates the pro?t distribution plan and submits it to the Shareholders' Meeting for deliberation
                      background, and industry experience to promote diversi?ed development. In 2025, the Board of Directors          and decision. During the deliberation process, importance is attached to communication and exchange with small and medium-
                      consisted of 8 directors, including 3 independent directors and 1 employee representative director. Nine        sized shareholders. Separate vote counting is implemented for proposals related to the interests of small and medium-sized
                      Board meetings were held, at which 64 proposals were deliberated and approved. Twenty-one special               investors, e?ectively safeguarding the rights of public shareholders to participate in Shareholders' Meetings. As of the end of
                      committee meetings were held, with 63 proposals reviewed in advance. When decisions involved related            2025, the Group has maintained cash dividends exceeding 30% of distributable pro?ts for more than ten consecutive years.
                      party transactions, all related directors recused themselves from voting, and the procedures were legal and
                      compliant.                                                                                                          Strengthening Insider Information Management
                      The Group appoints its new-term operations and management team in strict accordance with relevant               The Group strengthens the confidentiality awareness of management personnel at all levels, especially directors,
                      regulations, strictly implements the resolutions of the Shareholders' Meeting and the Board of Directors,       supervisors, and senior executives. During the preparation of periodic and quarterly reports, as well as the planning
                      and has no acts of exceeding authority. Matters beyond the authority of the management team are                 and implementation of major matters, it strictly follows relevant regulations to register, manage, and report insiders who
     Management       submitted to the Board of Directors and the Shareholders' Meeting for deliberation. There is no tendency        have access to inside information. While ensuring the truthfulness, accuracy, and completeness of insider information, it
                      toward "insider control," and there are no circumstances of failure to faithfully perform duties or breach of   further strengthens the security and con?dentiality management of inside information during its occurrence, reporting, and
                      good faith obligations.                                                                                         transmission. The Group resolutely prevents insiders and those who illegally obtain inside information from using such
                                                                                                                                      information for securities trading activities, and strictly prohibits any form of insider trading.
 Environment: Symbiosis for    Society: Sharing for a Better     Governance: Co-Governance for                                                                                                    Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                Future                            a Sustainable Future
                              Strengthening Market Value Management
                              The Group strengthens market value management and enhancement efforts, introduces
                              professional market value management teams, and systematically advances the preparation
                              of market value management plans, the establishment of corporate market value
                                                                                                                               Compliance Management
                              management systems and mechanisms, and the deployment of market value management
                              work teams. It gradually refines and implements specific measures for market value                                               Sino-Platinum Metals Group has always adhered to the bottom line of compliant operations,
                              management.                                                                                                                      deeply advanced the construction of its compliance system and the implementation of legal
                                                                                                                                                               publicity, deepened internal control and internal audit management and supervision, strictly
                              Deepening the Reform of State-                                                                                                   adhered to business ethics and fair competition standards, solidly advanced anti-commercial
                                                                                                                                                               bribery and anti-unfair competition work, and comprehensively built a solid foundation for
                              Owned Enterprises                                                                                                                lawful, compliant, honest, and stable operations.
 The completion rate of       The Group deeply advances the reform of state-owned enterprises, solidly implementing
 the 96 key tasks was         special SOE reform initiatives such as the Group's three-year reform and development
                              action and the "Double Hundred Action." The completion rate for 96 key tasks is 100%,
                              Assets Supervision and Administration Commission (SASAC) of the State Council and                Compliance Management
 practices were selected      the Provincial Government. The Group spares no efforts in building world-class leading
 for the case collections     enterprises, completing the national cultivation database application, defense, and on-site
                              research for the National Development and Reform Commission's world-class enterprise
 of the State-owned
                              construction initiative. It has prepared for the SASAC's assessment of world-class               Improving the System
 Assets Supervision           specialized leading cultivation enterprises and recommended 4 subsidiaries for provincial
 and Administration           cultivation database entry for internationally and domestically ?rst-class enterprises.          The Group issued the "Work Plan for Deepening the Construction of the Compliance System," extending the requirements
 Commission (SASAC)                                                                                                            for compliance management system construction to all secondary enterprises. It promoted 3 subsidiaries to pilot the
                                                                                                                               establishment of legal and compliance management institutions, 15 secondary enterprises to establish General Counsel
 of the State Council
 and the Provincial           Increasing Capital Operations                                                                    (also serving as Chief Compliance O?cer), and facilitated the basic establishment of compliance management systems and
                                                                                                                               operating mechanisms in 12 secondary enterprises. The Group implemented the "1+3" working model, deeply advanced
 Government.                  The Group coordinates the implementation of its mixed-ownership reform rectification             the integrated construction of "risk, internal control, and compliance," and promoted the establishment of collaborative
                              and the special governance of "holding without controlling power," completing ongoing            operation mechanisms between compliance management, internal control, and risk management, achieving the organic
                              penetration inspections and on-site cross-inspections by provincial state-owned enterprises.     integration of organizational functions, working mechanisms, management systems, evaluation systems, and supervision
                              It promotes the introduction of investment and strategic partners for SPM Electronics'           mechanisms. The Group continuously improved its management system, consolidating the foundation of compliance
                              mixed-ownership reform and the equity acquisition of SPM Industrial Catalyst, using equity       management. Throughout the year, it formulated or revised 57 systems and optimized 77 approval processes, balancing
                              cooperation as a link to advance proposed acquisitions in industrial catalysts, chemicals,       compliance with management e?ciency. It conducted front-loaded compliance reviews and regularly advanced legal reviews
                              and other ?elds. It advances capital market ?nancing, with its fundraising plan accepted by      of important systems, economic contracts, and major decisions. During the year, it reviewed over 1,200 contracts, issued 27
                              the Shanghai Stock Exchange. It increases support and resource investment for start-up           legal opinions, conducted legal compliance reviews of 42 systems, and reviewed 60 bidding and procurement documents.
                              company projects, and SPM Bio has achieved market-oriented operational capabilities.
                                                                                                                               Through practices such as legal dispute resolution and trademark protection and management, the Group strengthened
                                                                                                                               compliance safeguards, prompting one infringing entity to complete its company name change. During the year, it obtained
                              Deepening the "Three Systems" Reform                                                             10 trademark registration certi?cates, and 4 trademark applications were o?cially accepted by the China National Intellectual
                                                                                                                               Property Administration.
                              The Group fully implements competitive selection for positions, adopts a separation
                              management of rank and position, achieving flexible selection and appointment with
                              the ability to move up or down. It carries out a special rectification of "compensation          Solidifying Publicity and Implementation
                              irregularities," formulating special recti?cation plans, organizing strati?ed and categorized
                              learning, conducting on-site supervision and inspections, and guiding subsidiaries to            The Group strengthened legal publicity for the "key minority," incorporating legal studies into the key content of the Party
                              complete self-inspections and self-corrections. It has achieved the release of the lock-up
                              period for the third-phase of the listed company's restricted stock incentive plan, marking      Committee Theoretical Study Center Group, continuously improving the leadership team's ability to make decisions in
                              the successful achievement of the performance targets of the equity incentive plan that the      accordance with the law. It continuously implemented the "explaining the law through cases" system, using the corporate
                              Group launched in 2021. In line with the overall requirements of "steady growth of one pro?t     WeChat public account to push 4 typical litigation cases. Using a combination of online and offline methods, and in
                              indicator and continuous optimization of five ratios," the Group optimizes its operational       coordination with important occasions such as "April 15 National Security Education Day," "Constitution Publicity Week,"
                              performance assessment system. It implements a "one-enterprise, one-policy" assessment
                              for subsidiaries, break down production and operation units by development cycle, and            and "Civil Code Publicity Month," the Group organized 2 special lectures. It ensured the promotion and implementation of
                              di?erentiates the setting of assessment indicators and weights. It re?nes the details of bonus   relevant laws, regulations, and policies by posting themed legal publicity posters and slogans, and mobilized all employees
                              points and deduction for operational performance assessment, incorporating stable growth,        to participate in various online quizzes, promoting the deep embedding of a legal culture in the hearts and minds of
                              expansion into new products and new areas, industrial coordination, and policy advocacy          employees.
                              into bonus items, guiding subsidiaries to focus on their core responsibilities and main
                              businesses, and to strengthen and excel in their advantageous areas.
                              Advancing Lean Management                                                                        Internal Control Management
                                                                                                                               In accordance with the "Basic Standards for Enterprise Internal Control" and related implementation guidelines, and
                              The Group deeply explores the potential for cost reduction and e?ciency enhancement,
                              establishing a treasury system and a multi-currency cross-border capital pool, and               focusing on elements such as internal environment, risk assessment, control activities, information and communication,
                              optimizing the full lifecycle management and turnover efficiency of precious metals. It          and internal supervision, the Group conducted a comprehensive evaluation of the rationality of internal control design and
                              advances cost reduction and efficiency enhancement through accounts receivable risk              the e?ectiveness of operation for 21 legal entities of the Group and its subsidiaries for 2025. It identi?ed internal control
                              management, the "three reductions and two guarantees," and lean production. The Group            de?ciencies and analyzed their causes, provided timely communication and feedback to the evaluated units, formed internal
                              has issued lean management improvement implementation and evaluation plans as well
                              as an evaluation indicator system, completed annual self-assessments, and promoted the           control evaluation reports, proposed recti?cation suggestions, and urged the implementation of recti?cations, promoting the
                              improvement of management e?ciency, e?ectiveness, and value creation capabilities.               continuous optimization and e?ective implementation of the Company's internal control system.
 Environment: Symbiosis for       Society: Sharing for a Better     Governance: Co-Governance for                                                                                                 Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                   Future                            a Sustainable Future
 Internal Audit Management
 The Group improved its internal supervision work system and deepened the coordinated collaboration mechanism of
                                                                                                                                Innovation-Driven Development
 "discipline inspection, inspection, and audit." It advanced the economic responsibility audits of the principal responsible
 persons of 4 subsidiaries, promoting the implementation of problem rectifications. It completed post-evaluations of 7                                         Sino-Platinum Metals Group takes technological innovation as its core driving force,
 investment projects, providing a basis for improving the scienti?c nature of investment decisions and optimizing project                                      continuously improving platform construction, deepening the integration of industry,
 management. It conducted special inspections of the Singapore subsidiary, special audits of Party fee management, and                                         academia, and research, strengthening project management, optimizing intellectual
 internal veri?cation of research projects, carrying out compliance inspections of major matters and fund transactions to                                      property arrangement, and expanding external cooperation. It has built a full-chain
 prevent operational risks. It established categorized responsibility investigation work ledgers, veri?ed leads on violation                                   innovation ecosystem connecting basic research, technology development, and industrial
 issues and loss matters, and fully performed the functions of internal audit supervision, evaluation, control, and service.                                   application, injecting strong momentum into sustainable development.
 Adhering to Business Ethics and Fair Competition
                                                                                                                                Governance
 Adhering to Business Ethics
 The Group has consistently implemented the "Yunnan Provincial Anti-Commercial Bribery Supervision Measures for                 Improving the Innovation System
 State-Owned Enterprises," strictly implemented the "Rules of the Discipline Inspection and Supervision Organs for
 Handling Reports and Complaints" and the "Regulations on Letters and Visits Work," and systematically revised the              Following systems such as the "Science and Technology Plan Project Management Measures" and the "Science and
 Group's "Measures for Letters, Visits, and Reporting Work" in light of practical development needs, safeguarding the           Technology Plan Project Fund Management Measures," the Group strengthens the application of the "six mechanisms"
 supervisory rights of informants and complainants and protecting the legitimate rights and interests of Party members and      for scienti?c and technological innovation, and researches and constructs a new mechanism for the deep integration of
 o?cials. It specially invited lawyers from law ?rms to give special lectures on the theme of risk prevention of duty-related   technological innovation and industrial development. It has built a complete transformation of scienti?c and technological
 crimes in state-owned enterprises. Through in-depth analysis of typical cases and detailed interpretation of relevant laws     system covering "basic theoretical research – applied development – industrial generic key technology development –
 and regulations, the Group further solidi?ed o?cials' bottom-line legal thinking, guiding them to establish correct views of   industrial incubation – market launch." It has also formulated management standards for intelligent manufacturing and
 power and interests, and enhancing their awareness of integrity and self-discipline and their ability to prevent risks.        related automation equipment.
 Anti-Unfair Competition                                                                                                        Cultivating Innovation Teams
 The Group implements systems such as the "Measures for the Prevention and Control of Integrity Risks in Marketing" and         The Group pilots a co-investment mechanism for innovation projects, focusing on high-growth, high-risk new material
 the "Measures for the Management of the 'Blacklist' of Dishonest Conduct," establishing codes of conduct for marketing         R&D projects, creating a new innovation and entrepreneurship ecosystem of "risk sharing, bene?t sharing, and shared
 personnel and strengthening the integrity management of business processes. It signs "Compliance and Integrity Self-           endeavor," promoting the deep integration of talent, technology, and capital. It has established specialized and industrial
 Discipline Commitment Letters" with business partners, clearly stipulating that neither party shall demand or accept           research laboratories in segmented ?elds areas, formed professional R&D teams, innovated the "four categories, three
 rebates, gifts, marketable securities, or other improper bene?ts in any form, nor engage in any other acts that violate        levels" assessment and evaluation mechanism, implemented the secondment of research laboratories to corresponding
 integrity requirements. The Group has established a blacklist inquiry system, carrying out anti-fraud, anti-commercial         units, and integrated the advancement of the Group's scientific research innovation and achievements incubation
 bribery, anti-monopoly, and anti-unfair competition work, building a new type of clean and cordial business partnership,       and transformation. In 2025, using a "one-case-by-one-case" mechanism, the Group supported SPM Technology and
 and creating a fair competitive trading environment. It continuously advances trademark infringement cases, resolutely         SPM Semiconductor to recruit two mature technical teams on a full-time basis. As of the end of 2025, four project co-
 cracking down on acts that mislead the market by riding on the reputation of others' famous brands or improperly using         investment pilots have been completed, with more than 50 core talents participating and over RMB 7 million in paid-in co-
 "SPM" as a corporate name. In 2025, the Group experienced no incidents of unfair competition.                                  investment funds.
                                                                                                                                Science and Technology Ethics
                                                                                                                                The Group integrates science and technology ethics requirements into the entire process of various scientific and
                                                                                                                                technological activities such as scientific research and technology development. In the process of innovation and
                                                                                                                                R&D, it strictly adheres to science and technology ethics norms, respects the spirit of science, values humanistic care,
                                                                                                                                avoids technology abuse, carefully evaluates the application of achievements, strives to be bene?cial to society and the
                                                                                                                                environment, and promotes technological innovation with a responsible attitude. In 2025, the Group had no violations of
                                                                                                                                science and technology ethics.
 Environment: Symbiosis for             Society: Sharing for a Better          Governance: Co-Governance for                                                                                                     Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                         Future                                 a Sustainable Future
 Strategy
 The Group strengthens the top-level design of its scienti?c research strategy, closely aligns with the Group's "15th Five-
 Year Plan" industrial arrangement, systematically summarizes the achievements of scienti?c and technological innovation
 during the "14th Five-Year Plan" period, and compiles the "Group's '15th Five-Year Plan' Special Plan for Science and
 Technology."
              R&D and Innovation Risk Matrix                                                                                                      R&D and Innovation Opportunity Matrix
                    Risk                    Risk                   Impact  Value Chain Potential Impact /               Response                   Opportunity          Opportunity                Impact  Value Chain Potential Impact /                   Capture
                  Category               Description             Timeframe Segment     Financial Impact                  Strategy                   Category            Description              Timeframe Segment Financial Impact                         Strategy
                R&D Risk            High failure rate for         Short to   Operations   Loss of R&D            ·Establish a multi-               Technological    Achieve breakthroughs in Medium to        Operations,   Occupy the            ·Increase R&D investment
                                    cutting-edge material         medium                  investment;            dimensional review                Breakthrough     key material technologies long term       Downstream    domestic high-end     in core technologies,
                                    R&D; huge investments         term                    tight cash ?ow;        mechanism for R&D                 & Import         such as sputtering targets                              market; increase      continuously tackling
                                    di?cult to recover; cash                              signi?cant pro?t       projects, with phased             Substitution     for semiconductors and                                  product added         technological weakness in key
                                    ?ow under pressure;                                   ?uctuations            investment and set stop-                           fuel cell catalysts for new                             value; enhance        areas
                                    uncertainty in R&D                                                           loss points                                        energy vehicles, realizing                              voice in the
                                                                                                                                                                    import substitution and                                 industrial chain      ·Conduct targeted R&D in
                                    return on investment                                                                                                                                                                                          collaboration with leading
                                                                                                                 ·Introduce diversi?ed                              capture the domestic
                                                                                                                 funding channels,                                  high-end market                                                               downstream customers to
                                                                                                                 collaborate with research                                                                                                        rapidly achieve technology
                                                                                                                 institutions to share R&D                                                                                                        implementation
                                                                                                                 costs                                                                                                                            ·Apply for special policy
                                                                                                                 ·Establish a risk                                                                                                                subsidies and tax incentives
                                                                                                                 reserve system for the                                                                                                           to reduce R&D costs
                                                                                                                 transformation of R&D
                                                                                                                 results
                                                                                                                                                   Industry-        Jointly establish a           Long term   Operations    Improve the           ·Improve the transformation
                Industrialization   Laboratory technology         Medium     Operations   Loss of control        ·Establish a pilot incubation     Academia-        national key laboratory                                 transformation rate   rate of technological
                                    is di?cult to scale up        to Long                 over technology        platform, conduct small-          Research         with Tianjin University,                                of technological      achievements, develop core
                Transfomation                                                                                                                                       carry out integrated                                    achievements;         technologies in key areas, and
                                    for mass production,          Term                    transformation         batch veri?cation, and            Collaborative
                Risk                                                                                                                               Innovation       industry-academia-                                      shorten R&D cycles;   share transformation bene?ts
                                    and the cost of                                       costs, missed          then gradually increase
                                    industrialization                                     policy dividends       production capacity                                research-application                                    share innovation      and intellectual property
                                    transformation far                                    and market                                                                cooperation with                                        bene?ts and
                                                                                                                 ·Collaborate with                                  universities, enterprises,                              technology barriers   ·Deepen industry-academia-
                                    exceeds expectations.                                 opportunities, and                                                                                                                                      research cooperation
                                    The cycle of technology                               insu?cient capacity    downstream customers                               and research institutes
                                                                                                                 to conduct process                                 within the industry,                                                          mechanisms, establishing
                                    transformation and                                    utilization                                                                                                                                             innovation consortia with
                                    industrialization is long,                                                   adaptation, reducing the                           achieving collaborative
                                                                                                                 cost of trial and error during                     innovation across the                                                         shared bene?ts and risks
                                    leading to missed policy
                                    dividends and missed                                                         mass production                                    industrial chain                                                              ·Promote rapid transformation
                                    golden opportunities to                                                      · Conduct advance policy                                                                                                         of laboratory technologies to
                                    seize the market.                                                            and market research to                                                                                                           industrialization, prioritizing
                                                                                                                 shorten the transformation                                                                                                       implementation within the
                                                                                                                 cycle                                                                                                                            Group's production lines
                Resource            Global precious               Long       Operations   Sharp ?uctuations in   ·Conduct precious metals
                & Market            metal resources are           term                    raw material costs;    hedging to lock in raw            Policy & Green   Policy dividends from         Long term   Operations    Enjoy policy          ·Actively align with the
                                    scarce and highly                                     narrowing pro?t        material costs                    Transformation   domestic substitution                                   subsidies and tax     national supply chain security
                Substitution
                                    concentrated in supply;                               margins; declining                                       Dividend         under the national                                      incentives; expand    strategy to secure special
                                    sharp price ?uctuations                               market share of        ·Increase R&D of recycling                         supply chain security                                   green and low-        policy support
                                    can directly erode                                    traditional products   technologies to improve                            strategy, as well as                                    carbon markets;
                                    pro?ts; substitution                                                         resource self-su?ciency                            green transformation                                    build a sustainable   ·Increase the promotion of
                                    technologies such                                                                                                               opportunities brought                                   development model     recycling and low-precious-
                                                                                                                 ·Develop low-precious-                                                                                                           metal technologies, building a
                                    as ceramic matrix                                                            metal technologies                                 by recycling and
                                    composites are                                                                                                                  low-precious-metal                                                            green production system
                                                                                                                 to reduce resource
                                    continuously upgrading,                                                      dependence                                         technologies, helping                                                         ·Apply for green
                                    compressing the                                                                                                                 the enterprise build core                                                     manufacturing demonstration
                                    market share of                                                                                                                 technology barriers and                                                       projects to enhance brand
                                    traditional precious                                                                                                            expand into high-value-                                                       in?uence and market
                                    metal materials                                                                                                                 added markets                                                                 recognition
 Environment: Symbiosis for           Society: Sharing for a Better         Governance: Co-Governance for                                                                                                                Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                       Future                                a Sustainable Future
 Impact, Risk and Opportunity Management                                                                                                      Deepen industry-academia-research collaboration
                                                                                                                                              Focusing on strategic areas such as the National New Materials 2030 Major Project, new hydrogen energy storage,
                                                                                                                                              and biomedicine, the Group successfully achieved breakthroughs in 4 core industrial technologies and transferred 13
 Risk Management Process                                                                                                                      preparation technologies for platinum group metal chemicals, among other accomplishments. It continuously promotes
                                                                                                                                              the deep integration of R&D and industry, establishing a "specialized research laboratory + industrial company"
 Focusing on core business scenarios such as core business operations, tackling core technologies, and industry-                              secondment mechanism. Eight research laboratory groups have achieved seamless integration of research and industry
 academia-research collaboration, the Group has established and improved systematic and scientific processes and                              with their corresponding companies, creating a full-chain innovation ecosystem from basic research to industrialization.
                                                                                                                                              The Metallurgy Research Laboratory, in collaboration with SPM Resources, completed a technological upgrade,
 methods for managing innovation risks and opportunities. It actively identifies risks and opportunities brought by                           successfully reducing the annual consumption of gold from approximately 150 kg to about 6 kg, while reducing impurities
 technological innovation to the Company, ensuring that the Company's strategy and operations can adjust and respond                          such as silver, titanium, and carbon to below 1 ppm, comprehensively solving the cleanliness issue of high-purity gold.
 in a timely manner. A closed-loop management process of risk identi?cation – risk assessment – risk response has been                        The Chemistry and Pharmaceutical Research Laboratory successfully transferred 13 preparation technologies for
 established to systematically manage innovation-related risks.                                                                               platinum group metal chemicals to the industrial side, supporting SPM Chemicals' expansion into new products. The
                                                                                                                                              Medical Materials Research Laboratory developed new feedthrough products that generated an additional RMB 2 million
                                                                                                                                              in output value at SPM Bio. The Hydrogen Energy and Environmental Governance Research Laboratory achieved
                                                                                                                                              technological breakthroughs in multiple catalyst areas and completed long-term validation, laying the foundation for large-
                                            Formulate standardized innovation risk identification, assessment, and                            scale product production and market promotion. The Electronic Ceramics Research Laboratory, in response to the needs
                          Risk              management processes tailored to the Group's business, focusing on breaking                       of SPM Electronics, prepared and optimized gold powder using chemical reduction methods, successfully developing
                      Identi?cation         down the Company's main business activities and processes, and regularly                          gold powder products that meet market requirements and achieving batch application. The Group organized industrial
                                            conducting risk identi?cation for R&D project management, R&D achievements                        companies and seconded research laboratories to jointly apply for projects and share scienti?c research results. The
                                            and intellectual property management, and research fund management.                               project "Key Technologies and Engineering Demonstration for E?cient Recovery of Platinum Group Metals from Spent
                                                                                                                                              Homogeneous Catalysts," jointly applied for by SPM Resources and the Metallurgy Research Laboratory, received
                                                                                                                                              support from the National Key R&D Program of China. The "Yunnan Provincial Rare and Precious Metals Conductive
                                            For identi?ed risks, conduct assessments from dimensions such as probability                      Ring Materials Innovation Team," formed by SPM Technology and the Chemical Vapor Deposition Research Laboratory,
                         Risk                                                                                                                 was o?cially recognized. The project "Key Technologies and Applications for the Development of New Composite Wires
                                            of occurrence, magnitude of impact, time range of impact, and impact on the
                      Assessment                                                                                                              for Medical Implants," jointly applied for by the Medical Materials Research Laboratory and SPM Bio, received support
                                            value chain and ?nancial performance.                                                             from a Yunnan Provincial Major Science and Technology Special Project.
                                                                                                                                              Jointly Promoting Industry Development
                         Risk               Based on the identification and assessment results, formulate specific and
                                                                                                                                              The Group strengthens external exchanges and cooperation, actively hosting and participating in high-level academic and
                       Response             e?ective risk response measures for work at each stage.                                           industrial forums to support industry development. It successfully held its third Science and Technology Conference, which
                                                                                                                                              featured the largest gathering of academicians and experts in three years. At the conference, the Group announced 7 major
                                                                                                                                              projects for 2025, presented science and technology awards, and recognized innovative talents and teams, contributing
                                                                                                                                              scienti?c and technological strength to writing a new chapter for the precious metals industry under the Chinese path to
 While actively responding to innovation-related risks, the Group simultaneously focuses on identifying and capturing                         modernization. The Group participated in the 2025 Tengchong Scientists Forum – Special Event on Innovation-Driven
 potential opportunities in the innovation ?eld. It strengthens research on innovation trends, accurately assesses their                      Development of New Materials and Industrial Finance and the 2025 Precious Metals Forum, where the 2025 "Precious
 impact on business operations and the market environment, identi?es opportunities from multiple dimensions such as                           Metals Blue Book" was released, providing the latest and most comprehensive information for the precious metals industry
 resource utilization and market development, and correspondingly introduces corresponding implementation measures.                           and promoting its high-quality development. The Group also participated in the 2025 Tengchong Scientists Forum · Rare and
                                                                                                                                              Precious Metals Industry Innovation and Development Forum, inviting nearly 180 participants including government leaders,
                                                                                                                                              academicians and experts, representatives from universities, research institutes, and enterprises. It organized the selection
 Improving Innovation Platforms                                                                                                               and successful signing of two batches of 6 representative key cooperation projects and announced 3 "open competition"
                                                                                                                                              projects, building a high-end platform for deep linkage between industry, academia, research, and application.
 The Group continuously advances the construction of innovation platforms. The National Intellectual Property Operation
 Center was accredited, making Sino-Platinum Metals Group the only enterprise in the province to obtain approval for a
 national-level industrial intellectual property operation center. One new national platform was added, bringing the Group's
 total number of national-level platforms to 10. One new academician workstation and three new expert workstations were
 added.
                                       The first meeting of the Academic Committee and the first meeting of the Board of Directors were
     Spare No E?ort in Advancing       successfully held; Held the inauguration ceremony of the Greater Bay Area Research Department
       the Construction of the         and the appointment ceremony of the department director, taking a key step in building a regional
       National Key Laboratory         innovation network; Received RMB 14 million in project support from the Provincial Department of
                                       Science and Technology; Successfully joined the Suzhou National Laboratory Materials Alliance.
        Steady Progress in             The "Yunnan Provincial Precious Metals Pharmaceutical Technology Innovation Center" was approved
     Provincial-Level Platform         for construction, laying the foundation for the Group's expansion into the biomedical field. The
           Construction                Provincial Key Laboratory has been rated "Excellent" for ?ve consecutive evaluation cycles since its
                                       accreditation in 2010.
      Accelerating the                 The Group completed the laboratory performance evaluation and successfully obtained RMB 100
   Construction of Yunnan              million in ?nancial support. The Tokyo Branch Center and Dongying Branch Center of Yunnan Precious
 Precious Metals Laboratory            Metals Laboratory were inaugurated.                                                                      On October 30, 2025, Sino-Platinum Metals Group participated in the 2025 Tengchong Scientists Forum – Special Event on Innovation-
                                                                                                                                                Driven Development of New Materials and Industrial Finance and the 2025 Precious Metals Forum, injecting new momentum into the Group's
                                                                                                                                                e?orts to deepen industry-academia-research collaborative innovation and promote the high-quality development of the precious metals new
                                                                                                                                                materials industry.
 Environment: Symbiosis for       Society: Sharing for a Better          Governance: Co-Governance for                                                                                                         Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 a Green Future                   Future                                 a Sustainable Future
 Strengthening Intellectual Property Management
                                                                                                                                                Jointly Building a Precious Metal Materials Intelligent Design Platform
 The Group systematically advances the use and protection of intellectual property, unlocking the value of innovation
 achievements. It implemented a pilot program for open patent licensing for the ?rst time, completing 9 patent licenses
 and achieving licensing fees of RMB 400,000. It completed evaluations of 6 scienti?c and technological achievements, of                  In September 2025, Yunnan Precious Metals Laboratory, in
 which 5 reached internationally leading levels and 1 reached an internationally advanced level. Yunnan Precious Metals                   collaboration with Kunming University of Science and Technology,
 Laboratory obtained ISO 56005 Level 2 certi?cation for innovation and intellectual property management. The Group                        Yunnan University, and other institutions, carried out project
 received 5 provincial/ministerial-level science and technology awards, including 3 ?rst prizes and 2 second prizes.                      research and successfully built a Precious Metal Materials Intelligent
                                                                                                                                          Design Platform. The platform integrates developed precious metal
                                                                                                                                          materials science models, based on a uni?ed platform architecture
                                                                                                                                          and task flow engine for collaborative optimization, solving the
                                                                                                                                          problems of fragmentation and integration difficulties arising from
                                                                                                                                          different sources and different models. It possesses automated
                                                                                                                                          modeling functions such as feature engineering, model selection,
                                                                                                                                          intelligent parameter optimization, and model evaluation, covering
                                                                                                                                          the complete machine learning process. The platform optimizes the
                                                                                                                                          experience for non-professional users through guided operation
                                                                                                                                          processes and the encapsulation of complex steps, helping
                                                                                                                                          "zero-experience" users get started quickly and use the platform
                                                                                                                                          efficiently, empowering the R&D and innovation of new precious
                                                                                                                                          metal materials and new products.
                                                                                                                                                                                                                                                                CASE
                                                                                                                                          Indicators and Targets
                                                                                                                                          In 2025, a total of 68 projects were applied for, and 55 new projects were approved. Additionally, the organization once again
                                                                                                                                          received support from two national 2030 major special projects, leading one and participating in another. Six projects were
                                                                                                                                          approved for national fund support, including two joint fund projects, breaking the ten-year blank of national fund joint fund
                                                                                                                                          projects.
                                                                                                                                          Guizhou Precious Metals Catalysis has been selected as a national-level single-item champion enterprise in the
                                                                  In September 2025, Sino-Platinum Metals Group was selected              manufacturing industry. Guizhou Precious Metals Resources, Guizhou Precious Metals Chemistry, and Guizhou Precious
                                                                  for the ?rst batch of national-level industrial intellectual property   Metals Industrial Catalysis have been selected as national key "little giant" enterprises specializing in precision, ?ne, unique,
                                                                  operation centers released by the China National Intellectual           and innovative products. Guizhou Precious Metals Sino-Greek has been selected as a national "little giant" enterprise
                                                                                                                                          specializing in precision, ?ne, unique, and innovative products. Yongxing Resources has been awarded the title of single-
                                                                  Property Administration (CNIPA), ranking 61st and becoming
                                                                                                                                          item champion enterprise in the manufacturing industry in Hunan Province, and Yongxing Testing has been awarded the title
                                                                  the only unit in Yunnan Province to be included.                        of small and medium-sized enterprise specializing in precision, ?ne, unique, and innovative products in Hunan Province.
 Accelerating "Digital Intelligence" Integration                                                                                                       Further Reading
 With a focus on digital infrastructure construction and AI empowerment, the Group advanced 32 digitalization projects,                            Manufacturing Single Champion
 promoted the design of the Precious Metals Big Data Center and the storage of some data. The applied "Yunnan Rare
 and Precious Metals Industry High-Quality Dataset Construction and Application Project" was approved for establishment                            Refers to enterprises that have long focused on segmented markets in the manufacturing industry, with
 by the National Development and Reform Commission (NDRC) and included in the National Major Project Database,                                     production technology or processes that are internationally leading, and whose market share for a single
 making it one of the country's ?rst batch of pilot construction projects for high-quality dataset new type of information                         product ranks among the top globally. The number and quality of such enterprises are important indicators for
 infrastructure. The Group built an AI public service platform and developed a independently controllable digital                                  measuring the development level of a region's manufacturing industry.
 factory. SPM Resources established the Group's first remote control and digital twin centralized control center, and
 the Continuous Flow Research Laboratory developed automated control devices and systems. The Group piloted the
 development of a platinum precious metals industry large language model and AI application scenarios, advancing the
                                                                                                                                          Science and Technology Innovation Indicators and Targets
 construction of AI laboratories. Most subsidiaries, relying on industrialization project construction, deployed automated
                                                                                                                                                                                                                                                                Completion
 equipment and production lines, achieving production automation and intelligence. Focusing on the four key elements                         No.                            Indicator                                Target                   Actual
                                                                                                                                                                                                                                                                  Rate
 of digital factories – "automation transformation, digital twin, production operations, and centralized control center"
 – SPM Chemicals and SPM Zhongxi launched MES systems. Centered around the Majinpu Digital Park, the Group                                  1         Signed research contract value                           RMB 250 million        RMB 251.35 million        100.5%
 steadily advanced the construction of disaster recovery computer room, a digital control center, and a digital park, with                  2         Research funds received                                  RMB 200 million        RMB 214.40 million        107.2%
 all construction plans fully implemented. The Group received a national-level digitalization major project for the ?rst time.
 SPM Chemicals was established as a Yunnan Provincial "Advanced-Level Intelligent Factory" and a Kunming Municipal
 Digital "Little Lighthouse." Catalysis Dongying was established as a Shandong Provincial "Advanced-Level Intelligent                       4-1       Invention patent applications ?led                       100 Pieces             102 Items                 102%
 Factory." The genetic engineering special project reached new heights, adding 4 new databases and independently                            4-2       Invention patents granted                                40 Pieces              51 Items                  127.5%
 developing 5 types of high-throughput experimental data intelligent processing algorithms, improving e?ciency by 100
 times. On the management side, based on existing systems such as ERP, collaborative o?ce, transparent procurement,                         5-1       Papers published (quality & quantity)                    100 Articles           121 Articles              121%
 hedging, and SPM Gold, the Group added 11 specialized systems including financial shared services, technology                              5-2       SCI/EI indexed papers                                    38 Articles            40 Articles               105.3%
 management, and safety and environmental protection. It has now achieved integrated business and ?nance across more                        6         National or industry standards formulated/revised        11 Items               13 Items                  118.2%
 than 40 information systems, with most business processes and supervision online and visualized, e?ectively optimizing
 internal resource allocation and achieving coordinated production and supply chain operations.                                             7         Provincial/ministerial-level awards applied for          3 Items                12 Items                  400%
 Future Prospects                                                                             Sino-Platinum Metals Co., Ltd. 2025 ESG Report
                    Future Outlook   With a favorable wind on our long journey, we set sail again under a heavy responsibility. Sino-
                                     Platinum Metals Group will adhere to the guidance of Xi Jinping’s Thought on Socialism with Chinese
                                     Characteristics for a New Era, deeply study and implement the spirit of the Fourth Plenary Session of
                                     the 20th Central Committee of the Communist Party of China, inspect the spirit of General Secretary Xi
                                     Jinping’s important speech in Yunnan, anchor itself to the development goals of becoming a "century-
                                     old, hundred-billion, world-class" enterprise and achieving the "15th Five-Year Plan." It will advance
                                     the independent controllability and high-end transformation of the precious metals new materials
                                     industry chain, continuously deepen its green transformation, actively ful?ll its social responsibilities,
                                     steadily improve its governance e?ectiveness, and inject strong momentum into the global sustainable
                                     development cause!
 Appendix                                                                                                                                                                                Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 Appendix                                                                                                         Feedback
 Index Reference                                                                                                  Dear Reader,
                                                                                                                  Thank you very much for taking the time to read the "Sino-Platinum Metals New Materials Holding Group Co., Ltd. 2025
 Shanghai Stock Exchange Listed Company Self-Regulatory Guidelines No. 14 – Sustainability Reporting (for Trial
                                                                                                                  ESG Report." To continuously improve our ESG report management and enhance our responsibility performance and
 Implementation)
                                                                                                                  capabilities, we particularly value your opinions and suggestions. We kindly invite you to complete the relevant questions
                           Serial                                                                                 in the feedback form and provide your feedback to us through the following channels.
            No.           Number                     Topic                          Corresponding Chapter
                                                                                                                  Sino-Platinum Metals Group Co., Ltd.
                                                                            Pollution Prevention and Ecological
                                                                            Protection                            Address: No. 988 Keji Road, High-tech Industrial Development Zone, Kunming, Yunnan, China
                                                                            Pollution Prevention and Ecological
                                                                            Protection
                                                                            Pollution Prevention and Ecological   Group Website: http://www.sino-precious.com/
                                                                            Protection
      Environment
                                    Environmental compliance                Energy and Environmental Management   Your Information
                                    management                              System
                                                                            Energy and Environmental Management
                                                                            System
                                                                            Resource Conservation and Circular    Organization:_________          Email:_______________
                                                                            Economy
                                                                                                                  Selective Questions (Please tick ? √ ? in the appropriate box)
                                                                            Resource Conservation and Circular
                                                                            Economy
                                                                                                                  Please rate the extent to which this report reflects the Group's significant impacts on the economy, society, and the
                                                                                                                  environment.
                                                                                                                  □ Excellent      □ Good       □ Fair      □ Poor      □ Very Poor
                                                                                                                  Please rate this report's response and disclosure regarding issues of concern to stakeholders.
                                                                                                                  Please rate the clarity, accuracy, and completeness of the information, indicators, and data disclosed in this report.
      Society               13      Supply chain security                   Partner Responsibility                □ Excellent      □ Good       □ Fair      □ Poor      □ Very Poor
                                    Equal treatment of small and medium-                                          Please rate the readability of this report.
                                    sized enterprises
                                                                                                                  □ Excellent      □ Good       □ Fair      □ Poor      □ Very Poor
                                                                                                                  Please provide an overall rating for this report.
                                    Data security and customer privacy
                                                                            Customer Service                      □ Excellent      □ Good       □ Fair      □ Poor      □ Very Poor
                                    protection
                                                                                                                  Open-Ended Questions
     Governance Related     19      Stakeholder communication               Stakeholder Communication
     to Sustainable
                                    Anti-commercial bribery and anti-
     Development            20                                              Compliance Management
                                    corruption                                                                    3. What valuable ESG information do you think this report has provided for you?
 Appendix                                                                                                                                                                                                                                                                                                                                                          Sino-Platinum Metals Co., Ltd. 2025 ESG Report
 Rating Report
                   A Quick Guide to the "Sino-Platinum Metals Co., Ltd. 2025 ESG Report"                                                                                                                                                                                                   Rating Report for the "Sino-Platinum Metals Co., Ltd. 2025 ESG Report"
                                                                                                                                                                                                                                                                      The "Sino-Platinum Metals Co., Ltd. 2025 ESG Report" (hereinafter referred to as "the Report") received a Five-Star rating, making it an excellent corporate sustainability
                                                                                                                                                                                                                                                                      report. Commissioned by Sino-Platinum Metals Co., Ltd. for the fourth consecutive year, the "China Enterprise Social Responsibility Report Rating Expert Committee"
      I. Rating Report                                                                                                                                                                                                                                                selected experts to form a rating panel to evaluate the Report.
                                                                                                                                                                                                                                                                      I. Rating Basis                                                                          Innovation ()
                                                                                                                                                                                                                                                                                                                                                               The Report features a special section on "Deepening Party Building to Lead New
                                                                                                                                                                                                                                                                                                                                                               high-quality development with high-quality Party building. The "Looking Back at 2025"
                                                                                                                                                                                                                                                                      Sustainability Reporting (for Trial Implementation)                                      honors, demonstrating the leading nature of the Company's responsibility ful?llment.
                                      The 2025 ESG Report of                                                                                                                               Rating Result                   Rating Icon         Development Level                                                                                               Actively responding to international standards and regulatory requirements, the
                                                                                                                                                                                                                            +
                                                                                                                                                                                                                                                                                                                                                               Report discloses multiple topics such as addressing climate change and product and
                                      Yunnan Precious Metal                                                                                                                                Five-Star Plus                                      Exemplary              Products Industry                                                                        service safety and quality with reference to the four-pillar framework of "Governance,"
                                      New Material Holding                                                                                                                                 Five-Star                                      Excellent              4. China Corporate Sustainability Report Rating Standards (2026)                         "Strategy," "Impact, Risk and Opportunity Management," and "Indicators and Targets,"
                                                                                                                                                                                                                                                                                                                                                               enhancing the standardization of information disclosure and demonstrating excellent
                                      Group Co., Ltd. (hereinafter                                                                                                                         Four-and-a-Half-Star                           Leading
                                                                                                                                                                                                                                                                      II. Rating Analysis
                                                                                                                                                                                                                                                                                                                                                               innovation performance.
                                      referred to as the "Report")                                                                                                                         Four-Star                                       Outstanding                                                                                                     III. Comprehensive Rating()
                                      The Report is rated as Five-                                                                                                                         Three-Star                                       Good                   Process()
                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                      The Company established a Social Responsibility Leadership Working Group,
                                      Star, an excellent corporate                                                                                                                         Two-star                                            Developing             with the Group's Party Committee Secretary and Chairman serving as the Group             After evaluation by the rating panel, the "Sino-Platinum Metals Co., Ltd. 2025 ESG
                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                      Leader, responsible for researching and guiding report preparation, while the            Report" received a Five-Star rating, making it an excellent corporate sustainability
                                      sustainability report.                                                                                                                               One-Star                                            Initial                Board of Directors is responsible for final review. Preliminary research was             report.
                                                                                                                                                                                                                                                                      conducted around report preparation, and an ESG indicator system covering
                                                                                                                                                                                                                                                                      five aspects—report preface, environment, society, governance, and report
                                                                                                                                                                                                                                                                      postscript—was established to further improve the report preparation level. Before        Rating Result                     Rating Icon                Development Level
      II. Highlight Achievements                                                                                                                                                                                                                                      the commencement of report preparation, special training was provided to ESG
                                                                                                                                                                                                                                                                      work leaders at all levels to clarify key report work priorities. The Company actively    Five-Star Plus                     +                    Exemplary
                                                                                                                                                                                                                                                                      participated in ESG-themed activities such as the Yunnan Provincial State-owned           Five-Star                                               Excellent
                                                                                                                                                                                                                                                                      and Promoting Sustainable Development and the Yunnan State-owned Assets and               Four-and-a-Half-Star                                    Leading
                                                                                                                                                                                                                                                                                                                                                                                                  
                     
                                                                                                                                                                                                                                                employee rights       Special Training, continuously improving its ESG work level. The report is planned        Four-Star                                                    Outstanding
     Process
                                                                                                                                                                                                                                                                                                                                                                                                  
                                                                                                                                                                                                                                Groups of         protection,         to be presented in electronic and print formats, demonstrating excellent process
                                                                                                                                                                                                                                            occupational                                                                                                   Three-Star                                                   Good
     Materiality                                                                                                                                                                                                                                                      performance.
                                                                                                                                                                                                                                 pollutant      health and work                                                                                                                                   
                     
                                                                                                                                                                                                                                                                                                                                                                Two-Star                                                     Developing
                                                                                                                                                                                                                                                     safety           Materiality ()
                                                                                                                                                                                                                                                                                                                                                                                                  
     Completeness                                                                                                                                                                                                               emissions                                                                                                                       One-Star                                                     Initial
                     
                                                                                                                                                                                                                                                                      The Report systematically disclosed key issues for the metal products industry,
     Balance                                                                                                                                                                                                                                                          including addressing climate change, pollutant emissions, waste treatment, energy
                                                                                                                                                                                                                                         4                       and resource conservation, R&D and application of environmental products or
     Comparability                                                                                                                                                                                                                                                    technologies, sustainable supply chain, product and service safety and quality,          IV. Recommendations for Improvement
                     
                                                Waste treatment
                                                                  management
                                                                  Environmental compliance
                                                                                             Water resource utilization
                                                                                                                          Rural revitalization
                                                                                                                                                 Innovation-driven
                                                                                                                                                                     safety and quality
                                                                                                                                                                     Product and service
                                                                                                                                                                                           communication
                                                                                                                                                                                           Stakeholder
                                                                                                                                                                                                           competition
                                                                                                                                                                                                           Anti-unfair
     Readability                                                                                                                                                                                                                        Groups of anti-               occupational health and work safety, sustainable governance mechanisms, and
                                                                                                                                                                                                                                          commercial                  anti-commercial bribery and anti-corruption, with detailed and comprehensive
     Innovation                                                                                                                                                                                                                   bribery and anti-              descriptions. Among them, the three topics with the most extensive coverage
                                                                                                                                                                                                                                                                      were product and service safety and quality (7 pages), addressing climate change
                                                                                                                                                                                                                                                                                                                                                               Increase the disclosure of core indicators under topics such as circular economy
                                                                                                                                                                                                                                                                                                                                                               and sustainable supply chain to further enhance the completeness of the Report.
                                                                                                                                                                                                                                           corruptio                  (6 pages), and sustainable governance mechanisms (4 pages), demonstrating
                                                                                                                                                                                                                                                                      excellent materiality performance.
                                                                                                                                                                                                                                                                      Completeness ()
                                                                                                                                                                                                                                                                      The main content of the Report systematically disclosed 87.95% of the core               V. Rating Medal
                                                                                                                                                                                                                                                                      indicators for the metal products industry from the perspectives of "Symbiotic
                                                                                                                                                                                                                                                                      Guardianship for a Green Future," "Sharing for a Better Future," and "Co-
                                                                                                                                                                                                                                                                      governance for a Sustainable Future." Among them, the core indicator coverage            Sino-Platinum Metals Co., Ltd. has participated in the report rating for four
 The Report achieved Five-Star       The Report systematically disclosed 87.95% of the core                                                                                                                               The Report disclosed three-year             rates for topics such as waste treatment, environmental compliance management,           consecutive years and has received a Five-Star rating for three consecutive years,
 ratings in Process, Materiality,    indicators for the metal products industry. Among them,                                                                                                                              comparative data for 112 key indicators     and water resource utilization under the environmental dimension; rural                  earning a Bronze Medal.
 Balance, Comparability,             the core indicator coverage rates for topics such as waste                                                                                                                           in detail. Among them, the three-year       revitalization, innovation-driven development, product and service safety and
                                                                                                                                                                                                                                                                      quality, data security and customer privacy protection, employee rights protection,
 Readability, and Innovation,        treatment, environmental compliance management,                                                                                                                                      comparable data disclosure for pollutant    occupational health and work safety, and career development and training
 and a Four-and-a-Half-Star          and water resource utilization under the environmental                                                                                                                               emissions under the environmental           under the social dimension; and stakeholder communication and anti-unfair                   Report Rating Trend
 rating in Completeness.             dimension; rural revitalization, innovation-driven                                                                                                                                   dimension, employee rights protection,      competition under the governance dimension were the highest, all reaching 100%,
                                                                                                                                                                                                                                                                      demonstrating leading completeness performance.
                                     development, and product and service safety and quality                                                                                                                              occupational health and work safety under                                                                                                               Five-Star      Five-Star    Five-Star
                                     under the social dimension; and stakeholder communication                                                                                                                            the social dimension, and anti-commercial   Balance ()
                                                                                                                                                                                                                                                                      The Report disclosed negative data information such as "labor disputes,"                   Four-and-a-
                                     and anti-unfair competition under the governance dimension                                                                                                                           bribery and anti-corruption under the                                                                                                  Half-Star
                                                                                                                                                                                                                                                                      "employee turnover rate," "new occupational disease cases," "number of work
                                     were the highest, all reaching 100%.                                                                                                                                                 governance dimension was the most           safety accidents," and "work days lost due to work-related injuries," and briefly
                                                                                                                                                                                                                          comprehensive.                              described situations such as "no major sudden environmental incidents or
                                                                                                                                                                                                                                                                      environmental violations leading to criminal penalties," demonstrating excellent
                                                                                                                                                                                                                                                                      balance performance.
      III. Recommendations for Improvement
                                                                                                                                                                                                                                                                      Comparability ()
                                                                                                                                                                                                                                                                      The Report disclosed three-year comparative data for 112 key indicators in detail,
 Increase the disclosure of core indicators under topics such as circular economy and sustainable supply chain to further enhance                                                                                                                                     including "total profit," "total tax paid," "environmental protection expenditure,"          2022            2023           2024          2025
 the completeness of the Report.                                                                                                                                                                                                                                      "greenhouse gas emission intensity," "average paid annual leave days per person,"
                                                                                                                                                                                                                                                                      and "ESG training participants," and explained the statistical scope of greenhouse
                                                                                                                                                                                                                                                                      gas emissions. Among them, the three-year comparable data disclosure for
                                                                                                                                                                                                                                                                      pollutant emissions under the environmental dimension (11 groups), employee
      IV. Rating Medal                                                                                                                                                                                                                                                rights protection and occupational health and work safety under the social
                                                                                                                                                                                                                                                                      dimension (14 groups each), and anti-commercial bribery and anti-corruption under
                                           Report Rating Trend                                                                                                                                                                                                        the governance dimension (4 groups) was the most comprehensive. Horizontal
                                                                                                                                                                                                                                                                      comparisons such as "ranking ?rst in China and ?fth globally in the precious metals
                                                                                                                                 Five-Star                                                                    Five-Star   Five-Star                                   ?eld" were also provided, demonstrating excellent comparability performance.
 Sino-Platinum Metals Co., Ltd.              Four-and-a-                                                                                                                                                                                                              Readability ()                                                                                                     Vice Chairman of the Rating Expert Committee
                                             Half-Star                                                                                                                                                                                                                The Report comprehensively elaborated on the Company's annual responsibility
 has participated in the report                                                                                                                                                                                                                                       practices and achievements from three major chapters—Environment, Society, and
                                                                                                                                                                                                                                                                                                                                                                 Scan to View
 rating for four consecutive                                                                                                                                                                                                                                          Governance—with a clear framework structure and prominent key topics. The cover            Rating Pro?le
                                                                                                                                                                                                                                                                      design incorporates precious metal elements (such as chemical symbols like Pt,
 years and has received a Five-                                                                                                                                                                                                                                       Pd), echoing the Company's core business, with a distinctive style. The inclusion of
                                                                                                                                                                                                                                                                      "Further Reading" sections interpreting industry-speci?c terminology enhanced the          Isuing Date: March
 Star rating for three consecutive                                                                                                                                                                                                                                    report's readability. The internal layout is simple and fresh, with ?exible and varied
 years, earning a Bronze Medal.                                                                                                                                                                                                                                       use of graphics and text, demonstrating excellent readability performance.                 31,2026                      Rating Panel Leader           Rating Panel Expert
Address: No. 988, Keji Road, The High and New Technology Industry Development Zone,Kunming, Yunnan, China
Tel: 0871-68329955
Website: http://www.sino-precious.com

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