山东海化股份有限公司 外部信息使用人管理制度 目 录 第一章 总 则 公司董事会是对外信息报送的最高管理机构，董事会秘书负责对外 信息报送的监管工作，公司各归口部门、单位或相关人员应按照本制度规 定履行信息对外报送的审核管理程序。 第六条 公司的董事、高级管理人员等相关人员应当遵守信息披露的 相关规定，对公司定期报告及重大事项履行必要的传递、审核和报告流程。 第七条 公司的董事、高级管理人员及其他相关涉密人员在定期报告 编制、公司重大事项筹划期间，负有保密义务。定期报告、临时报告公布 前，不得以任何形式、任何途径（包括但不限于业绩说明会、分析师会议、 接受投资者调研座谈等）向外界或特定人员泄露定期报告、临时报告的内 容。 第八条 公司不得向无法律依据的外部单位提前报送财务报表等资料， 对无法律依据的外部单位提出的报送要求，应当予以拒绝。 第九条 公司依据规定向特定外部信息使用人报送定期报告和重大事 项相关信息的，提供时间原则上不得早于公司业绩预告或快报的披露时间。 向外部信息使用人提供的信息内容原则上不得多于业绩预告或快报披露 的内容。 第一条 为加强山东海化股份有限公司（以下简称"公司"）信息披 露管理工作 ...

山东海化股份有限公司 董事会薪酬与考核委员会工作细则 目 录 第一章 总 则 第一条 为进一步建立健全山东海化股份有限公司（以下简称"公司" ） 董事及高级管理人员的业绩考核和评价体系，制订科学有效的薪酬管理制 度，根据《中华人民共和国公司法》 《中华人民共和国证券法》 、证券交易 所规则及公司章程等有关规定，制定本工作细则。 第二条 董事会薪酬与考核委员会（以下简称"薪酬与考核委员会" 第七条 薪酬与考核委员会委员的任期与公司其他董事相同，每届任 期不得超过三年，任期届满，连选可以连任，但独立董事成员连续任职不 得超过六年。期间如有委员因辞任或者其他原因不再担任公司董事职务， 自其不再担任董事之时自动辞去薪酬与考核委员会职务，由董事会根据相 关规定补足委员人数。 委员辞任导致薪酬与考核委员会人数低于法定最低人数，在新委员就 任前，原委员仍应当继续履行职责。 第八条 薪酬与考核委员会委员应当持续加强法律、监管政策等方面 的学习和培训，不断提高履职能力。 第九条 公司应当为薪酬与考核委员会提供必要的工作条件和足够的 资源支持。公司证券部（投资者关系管理部）承担薪酬与考核委员会的工 作联络、会议组织、材料准备和档 ...

Core Viewpoint - The company has established a set of regulations for entrusted financial management to enhance fund operation efficiency, ensure asset safety, and mitigate investment risks while protecting the rights of shareholders and the company [1]. Chapter Summaries Chapter 1: General Principles - The regulations aim to standardize the company's entrusted financial management activities and apply to the company and its subsidiaries, requiring approval for any entrusted financial activities [1][2]. Chapter 2: Management Principles - The company must adhere to principles of standardized operations, risk prevention, cautious investment, and value preservation while ensuring that financial products align with the company's funding plans [4][5]. - Funds used for entrusted financial management must come from idle self-owned funds or idle raised funds, without affecting normal operations or project funding [2][3]. Chapter 3: Approval Authority and Implementation - The approval process for entrusted financial management varies based on the amount, with specific thresholds for managerial and board approvals [3][4]. - The company can estimate the scope, amount, and duration of entrusted financial management for the next twelve months to streamline operations [3]. Chapter 4: Business Supervision and Risk Control - The company must sign written contracts with trustees, specifying the amount, duration, investment types, and responsibilities to mitigate risks [5][6]. - The finance center is responsible for managing entrusted financial accounts and ensuring all transactions are conducted in the company's name [5][6]. Chapter 5: Accounting Management - Upon completion of entrusted financial management, the company must obtain investment certificates and maintain proper accounting records [6]. Chapter 6: Information Disclosure and Accountability - The company is required to disclose relevant information regarding entrusted financial management in accordance with laws and regulations [7]. - Specific situations, such as failure to raise funds or significant risks to the trustee, must be disclosed promptly [7]. Chapter 7: Supplementary Provisions - The regulations take effect upon approval by the board and are subject to relevant laws and regulations [8].

Core Viewpoint - The document outlines the investor relations management system of Shandong Haihua Co., Ltd., emphasizing the importance of effective communication with investors, particularly small and medium-sized investors, to enhance corporate governance and protect their rights [1][2]. Group 1: Objectives of Investor Relations Management - The objectives include fostering a culture that respects and serves investors, enhancing their understanding and recognition of the company, promoting rational and long-term investment, establishing a stable investor base, and improving corporate governance and transparency [1][2]. Group 2: Basic Principles of Investor Relations Management - The principles include compliance with laws and regulations, equal treatment of all investors, proactive engagement with investors, and maintaining honesty and integrity in communications [2][3]. Group 3: Target Audience and Communication Content - The target audience for investor relations includes potential investors, analysts, media, regulatory bodies, and other relevant individuals and institutions [3]. - Key communication content covers the company's development strategy, legal disclosures, management information, environmental and governance information, and handling of investor requests [3][4]. Group 4: Communication Channels and Methods - The company should utilize multiple channels such as the official website, new media platforms, and direct communication methods like meetings and presentations to engage with investors [4][5]. - It is essential to ensure that communication methods are accessible and that any barriers to communication are promptly addressed [4][5]. Group 5: Responsibilities and Organization of Investor Relations Management - The board secretary is responsible for coordinating investor relations activities, supported by the securities department [6][7]. - Staff involved in investor relations must possess good character, professional knowledge, and strong communication skills [7]. Group 6: Activities and Documentation - Investor relations activities must be based on publicly disclosed information, and any sensitive information should not be disclosed during these activities [8][9]. - The company must maintain records of investor relations activities, including participant details and communication content, for at least three years [13]. Group 7: Compliance and Ethical Standards - The company must adhere to ethical standards, ensuring that no undisclosed significant information is leaked and that all communications are accurate and fair [8][10]. - Any communication that could influence stock prices must be handled with caution to avoid market manipulation or insider trading [12][29]. Group 8: Implementation and Effectiveness - The investor relations management system will take effect upon approval by the board and will be subject to relevant laws and regulations [14]. - The board is responsible for interpreting the system and ensuring its effective implementation [14].

山东海化股份有限公司 董事会提名委员会工作细则 目 录 第一章 总 则 第一条 为规范山东海化股份有限公司（以下简称"公司"）董事及高 级管理人员的产生，完善公司治理结构，根据《中华人民共和国公司法》 《中华人民共和国证券法》、证券交易所规则及公司章程等有关规定，制 定本工作细则。 第二条 董事会提名委员会（以下简称"提名委员会" ）是董事会下设 的专门委员会，对董事会负责。 公司证券部（投资者关系管理部）是提名委员会日常办事机构，负责 日常工作联络和会议筹备等工作。 第二章 提名委员会的设立与运行 第九条 公司应当为提名委员会提供必要的工作条件和足够的资源支 持。公司证券部（投资者关系管理部）承担提名委员会的工作联络、会议 组织、材料准备和档案管理等日常工作。 提名委员会履行职责时，公司经理层及相关部门须予以配合。董事、 高级管理人员应当如实向提名委员会提供有关情况和资料，不得妨碍提名 委员会行使职权，保证提名委员会履职不受干扰。 第三条 提名委员会由三名董事组成，其中包括两名独立董事。 第四条 提名委员会委员由董事长、二分之一以上独立董事或者全体 董事的三分之一提名，并由董事会选举产生。 第五条 提名委员 ...

山东海化股份有限公司市值管理制度 第二章 市值管理的目的与基本原则 目 录 第一章 总 则 第一条 为进一步加强山东海化股份有限公司（以下简称"公司"）的 市值管理工作，规范市值管理行为，切实提升公司投资价值，增强投资者 回报，维护广大投资者利益，根据《中华人民共和国公司法》、证券交易 所规则和公司章程等有关规定，制定本制度。 第二条 本制度所称市值管理，是指公司以提高公司质量为基础，为 提升公司投资价值和股东回报能力而实施的战略管理行为。 第三条 公司在开展市值管理过程中，应当牢固树立回报股东意识， 采取措施保护投资者尤其是中小投资者利益，诚实守信、规范运作、专注 主业、稳健经营，以新质生产力的培育和运用，推动经营水平和发展质量 提升，并在此基础上做好投资者关系管理，增强信息披露质量和透明度， 必要时，积极采取措施提振投资者信心，推动公司投资价值合理反映公司 质量。 第四条 市值管理的主要目的： 通过完善的公司治理、合规的信息披露，增强公司透明度，引导公司 的市场价值与内在价值趋同，同时利用资本运作、权益管理、投资者关系 管理等手段，使公司价值得以充分实现。 第五条 市值管理的基本原则： （一）合规性原则： ...

Core Viewpoint - The company has established a system for accountability regarding significant errors in annual report disclosures to enhance the quality and transparency of its financial reporting [2][3]. Group 1: General Principles - The system aims to improve the authenticity, accuracy, completeness, and timeliness of annual report disclosures [2]. - Accountability applies to directors, senior management, subsidiary heads, controlling shareholders, and other personnel involved in the annual report disclosure process [2]. - The principles of accountability include objectivity, responsibility, and the correlation between power and responsibility [2][3]. Group 2: Identification of Significant Errors - Significant errors in annual report disclosures include major accounting errors, substantial omissions, and discrepancies between performance forecasts and actual results [3]. - Specific situations that constitute significant errors include violations of accounting laws, major discrepancies in financial data, and non-compliance with disclosure requirements [3][4]. Group 3: Accountability Measures - The company will investigate and take corrective actions when significant errors lead to public reprimands or criticisms from regulatory bodies [4]. - Various forms of accountability include public criticism, warnings, economic penalties, and potential criminal referrals for severe cases [5][6]. - The company will consider mitigating factors such as proactive corrective actions and the nature of the error when determining accountability [6].

Meeting Overview - The fourth meeting of the ninth board of directors of Shandong Haihua Co., Ltd. was held on August 21, 2025, with all 8 directors present, including independent directors attending via telecommunication [1][2]. Financial Performance - For the reporting period, the company achieved operating revenue of 2,137.93 million yuan and a net profit attributable to shareholders of the listed company of -257.88 million yuan [1][2]. Loan Guarantee - The company decided to provide a guarantee of 15.3 million yuan for a bank loan of 30 million yuan for its joint venture, Shandong Haihua Liwei New Materials Co., Ltd., with a guarantee period not exceeding 36 months [2]. Asset Impairment Testing - The company conducted impairment testing on inventories and receivables as of June 30, 2025, and made provisions for asset impairment based on the test results [2]. Governance Improvements - The company revised its Articles of Association and 25 other systems to enhance governance and operational standards, including the establishment of four new management systems [2][3]. Board Composition - The board proposed to add a non-independent director, Mr. Li Jinjun, whose term will last until the end of the current board's term, pending approval at the upcoming shareholders' meeting [3][8]. Upcoming Shareholders' Meeting - The company scheduled the second extraordinary general meeting of 2025 for September 10, 2025, to review the proposed board changes [3].

山东海化股份有限公司 内幕信息知情人登记管理制度 2025 年 8 月 | 第一章 总 则 | | --- | | 第二章 内幕信息及内幕信息知情人 . | | 第三章 内幕信息知情人的登记与备案 5 | | 第四章 保密及责任追究 . | | 第五章 附 则 : : : : : : : : : : : | 第一章 总 则 第一条 为进一步规范山东海化股份有限公司（以下简称"公司"） 内幕信息管理行为，做好内幕信息保密工作，维护信息披露的公平、公正， 保护投资者合法权益，根据《中华人民共和国证券法》《上市公司信息披 露管理办法》、证券交易所规则及公司章程等有关规定，制定本制度。 第二条 公司董事会应当及时登记和报送内幕信息知情人档案，并保 证内幕信息知情人档案的真实、准确和完整。 第三条 公司董事长为内幕信息登记管理工作的主要责任人，董事会 秘书负责办理内幕知情人的登记入档和报送事宜。董事长与董事会秘书应 当对内幕信息知情人档案的真实、准确和完整签署书面确认意见。 董事会审计委员会应当对内幕信息知情人登记管理制度实施情况进 行监督。 证券部（投资者关系管理部）为内幕信息知情人登记、备案的日常管 理部门。 第四 ...

山东海化股份有限公司投资者关系管理制度 2025 年 8 月 | 第一章 总 则 | | --- | | 第二章 投资者关系管理的对象、内容及形式 . | | 第三章 投资者关系管理的组织 ・・・ | | 第四章 投资者关系管理活动 | | 第五章 附 则 | 第一章 总 则 第二条 本制度所称投资者关系管理，是指公司通过便利股东权利行 使、信息披露、互动交流和诉求处理等工作，加强与投资者之间的沟通， 增进投资者对公司的了解和认同，以提升公司治理水平和企业整体价值， 实现尊重投资者、回报投资者、保护投资者目的的相关活动。 第三条 投资者关系管理的目的： （一）形成服务投资者、尊重投资者的企业文化； （二）增进投资者对公司的了解和认同，建立与投资者相互理解、相 互尊重的良好关系； 第一条 为规范山东海化股份有限公司（以下简称"公司"）投资者 关系管理工作，加强与投资者之间的有效沟通，促进公司完善治理，切实 保护投资者特别是中小投资者合法权益，根据《中华人民共和国公司法》 《中华人民共和国证券法》《上市公司投资者关系管理指引》、证券交易 所规则及公司章程等有关规定，制定本制度。 （三）倡导投资者坚持理性投资、价值 ...