有研半导体硅材料股份公司 独立董事提名人声明与承诺 提名人株式会社 RS Technologies，现提名黄莺为有研半导体硅材料股份公 司第二届董事会独立董事候选人，并已充分了解被提名人职业专长、教育背景、 工作经历、兼任职务等情况。被提名人已书面同意出任有研半导体硅材料股份公 司第二届董事会独立董事候选人（参见该独立董事候选人声明）。 提名人认为，被提名人具备独立董事任职资格，与有研半导体硅材料股份公 司之间不存在任何影响其独立性的关系，具体声明如下： 一、被提名人具备上市公司运作的基本知识，熟悉相关法律、行政法规、规 章及其他规范性文件，具有五年以上经济、财务、管理等履行独立董事职责所必 需的工作经验。被提名人已参加上海证券交易所科创板独立董事网络课程培训并 取得相应培训记录证明。 二、被提名人任职资格符合下列法律、行政法规和部门规章的要求： （一）《中华人民共和国公司法》关于董事任职资格的规定； （五）中共中央组织部《关于进一步规范党政领导干部在企业兼职（任职） 问题的意见》的相关规定（如适用）； （六）中共中央纪委、教育部、监察部《关于加强高等学校反腐倡廉建设的 意见》的相关规定（如适用）； （七）中 ...

关于公司独立董事离任暨补选独立董事的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 有研半导体硅材料股份公司（以下简称"公司"）董事会近日收到孙根志华 先生提交的书面辞职报告。因个人原因，孙根志华先生申请辞去公司独立董事、 董事会提名委员会委员职务，孙根志华先生辞职后将不再担任公司任何职务。 公司于 2025 年 8 月 12 日召开第二届董事会第十次会议，审议通过了《关于 补选公司第二届董事会独立董事的议案》，经提名委员会审核，董事会同意提名 黄莺女士为公司第二届董事会独立董事候选人，该议案尚需提交公司股东会审议。 一、独立董事离任情况 证券代码：688432 证券简称：有研硅 公告编号：2025-027 有研半导体硅材料股份公司 二、补选独立董事候选人的情况 公司于 2025 年 8 月 12 日召开第二届董事会第十次会议，审议通过了《关于 补 选 公 司 第 二 届 董 事 会 独 立 董 事 的 议 案 》， 根 据 控 股 股 东 株 式 会 社 RS Technologies 推荐，经提名委员 ...

Group 1 - The company plans to invest RMB 48.33 million in the research and industrialization of 8-inch zone melting silicon single crystal technology using part of the raised funds [1][6] - The project is expected to enhance the company's technological capabilities and increase the annual production capacity of 8-inch zone melting single crystal by 21 tons [6][7] - The project has been approved by the company's board and supervisory board, and it will be submitted for shareholder approval [1][11] Group 2 - The total amount raised from the initial public offering was RMB 1.85 billion, with a net amount of RMB 1.66 billion after deducting issuance costs [2] - As of June 30, 2025, the company has utilized RMB 385 million for working capital and RMB 36 million for share repurchase, leaving a balance of RMB 243 million in raised funds [2][4] - The company has established a regulatory agreement with its sponsor and banks for the management of raised funds, ensuring compliance with relevant regulations [5][4] Group 3 - The project is crucial for the semiconductor industry as zone melting single crystal silicon is a fundamental material with superior properties compared to traditional methods [7][8] - The demand for power semiconductors, particularly in the electric vehicle sector, is increasing, which may lead to a tight supply situation in the zone melting silicon wafer industry [8] - The company aims to capture market opportunities by increasing production capacity and expanding market share, contributing to steady revenue growth [8][9] Group 4 - The project aligns with the company's development strategy and market demand, potentially leading to product upgrades and positive impacts on future growth [9][11] - The supervisory board and sponsor have expressed support for the project, confirming that it does not harm the interests of the company or its shareholders [11]

Core Points - The company has raised a total of RMB 1,854.59 million through its initial public offering, with a net amount of RMB 1,663.97 million after deducting issuance costs [1] - As of June 30, 2025, the company has utilized RMB 1,000.56 million of the raised funds, leaving a balance of RMB 635.77 million [1][4] - The company has established a management system for the raised funds to ensure compliance with relevant regulations and protect investor interests [1] Fundraising Overview - The company issued 187.14 million shares at a price of RMB 9.91 per share, resulting in total fundraising of RMB 1,854.59 million [1] - After deducting issuance costs, the actual net amount raised was RMB 1,663.97 million [1] - The company has cumulatively used RMB 1,000.56 million from the raised funds in previous years [1] Fund Utilization - In the current year, the company has used RMB 81.41 million of the raised funds [4] - The remaining balance of the raised funds as of June 30, 2025, is RMB 635.77 million [1][4] - The company has not engaged in any temporary use of idle funds to supplement working capital during the reporting period [2][4] Fund Management - The company has signed tripartite and quadripartite agreements with its sponsor and banks to regulate the storage and management of the raised funds [1] - The company has implemented a cash management strategy for idle funds, allowing for investment in low-risk financial products [3] - The total amount of idle funds used for cash management is capped at RMB 800 million [3] Project Status - The company has not made any changes to the fundraising investment projects during the reporting period [4] - There have been no instances of early investment or replacement of fundraising projects [4] - The company has reported that the progress of certain projects has been delayed due to market demand fluctuations and other objective factors [4]

证券代码：688432 证券简称：有研硅 公告编号：2025-026 有研半导体硅材料股份公司 关于取消监事会、修订《公司章程》、制定和修订 部分公司治理制度的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 有研半导体硅材料股份公司（以下简称"公司"）于 2025 年 8 月 12 日召开 第二届董事会第十次会议审议通过了《关于公司取消监事会、修订 <公司章程> 并办理工商变更登记的议案》 《关于制定和修订部分公司治理制度的议案》，现将 相关情况公告如下： 一、取消公司监事会并修订《公司章程》及相关制度的原因及依据 为进一步完善公司治理结构，促进公司规范运作，根据《中华人民共和国公 司法》《上市公司章程指引（2025 年修订）》《上海证券交易所科创板股票上 市规则（2025 年 4 月修订）》等法律法规及规范性文件的规定，结合公司实际 情况，公司将不再设置监事会和监事，监事会的职权由董事会审计委员会行使。 《有研半导体硅材料股份公司监事会议事规则》等监事会相关制度相应废止。同 时《有研半导体硅材料股份公司章程》（以下 ...

公司参股公司发生的关联交易虽未达到本制度规定标准但可能对公司股票及 其衍生品种交易价格产生重大影响的，公司应当参照本制度的规定履行信息披露义 务。 第三条 公司的关联交易应当遵循以下基本原则： （一）诚实信用、平等、自愿、公平、公开、公允的原则，不得损害公司和 其他股东的利益； 有研半导体硅材料股份公司 关联交易管理制度 第一章 总则 第一条 为规范有研半导体硅材料股份公司（以下简称"公司"）及其控股 子公司与公司关联人之间的关联交易，防止关联交易损害公司及中小股东的利 益，根据《中华人民共和国公司法》等法律、法规、规范性文件和《有研半导体 硅材料股份公司章程》（以下简称"《公司章程》"），制定本制度。 第二条 公司全资、控股子公司（以下合称"子公司"）发生的关联交易行为 适用本制度。公司子公司应在其董事会（不设董事会的董事）或股东会（股东） 作出决议后及时通知公司履行有关信息披露的义务。 公司参股公司发生的关联交易行为，原则上按照公司在该参股公司的持股比例 适用本制度的规定。 （二）确定关联交易价格时，应遵循公平、公正、公开以及等价有偿的原则， 并以书面协议方式予以确定； （三）在必需的关联交易中，关联董事 ...

有研半导体硅材料股份公司 对外担保管理制度 第一章 总则 第一条 为维护公司股东和投资者的利益，规范公司的对外担保行为，控制 公司资产运营风险，促进公司健康稳定地发展，根据《中华人民共和国公司法》 （以下简称"《公司法》"）、《中华人民共和国证券法》、《中华人民共和国民 法典》（以下简称"《民法典》"）等法律、法规、规范性文件和《有研半导体 硅材料股份公司章程》（以下简称"《公司章程》"），制定本制度。 第二条 本制度适用于公司为他人提供下列担保的行为：被担保企业因向金 融机构贷款、票据贴现、融资租赁等原因向公司申请为其提供担保，其中包括公 司、公司全资子公司、公司控股子公司和公司拥有实际控制权的参股公司的对外 担保。 本公司为子公司提供的担保视同对外担保。 第三条 本制度所称"对外担保"，是指公司以第三人的身份为债务人对于 债权人所负的债务提供担保，当债务人不履行债务时，由公司按照约定履行债务 或者承担责任的行为。担保形式包括但不限于保证、抵押及质押。 本制度所称"公司及其控股子公司的对外担保总额"，是指包括公司对控股 子公司担保在内的公司对外担保总额与公司控股子公司对外担保总额之和。 公司控股子公司或实际 ...

Core Points - The document outlines the rules for the shareholders' meeting of Youyan Semiconductor Silicon Materials Co., Ltd, ensuring compliance with relevant laws and regulations [2][3] - The company must hold annual and temporary shareholders' meetings as per the stipulated timelines and conditions [4][5] - Legal opinions must be obtained for the meeting's procedures, participant qualifications, and voting results [3][4] Group 1: General Provisions - The rules are established to standardize company behavior and ensure shareholders can exercise their rights legally [2] - The board of directors is responsible for organizing the shareholders' meetings diligently and on time [2][3] - Shareholders' meetings can be classified into annual and temporary meetings, with specific conditions for calling temporary meetings [4][5] Group 2: Meeting Convening - The board must convene the shareholders' meeting within the specified timeframe and respond to independent directors' requests for temporary meetings [6][7] - Shareholders holding more than 10% of shares can request a temporary meeting, and the board must respond within ten days [5][6] - If the board fails to convene a meeting, the audit committee or shareholders can independently call for a meeting [6][7] Group 3: Proposals and Notifications - Proposals must fall within the shareholders' meeting's authority and be clearly defined [13][14] - Shareholders holding at least 1% of shares can submit proposals ten days before the meeting [13][14] - Notifications for annual and temporary meetings must be sent out within specified timeframes [15][16] Group 4: Meeting Procedures - The meeting must be held at the company's registered address or a specified location, allowing for both in-person and remote participation [20][21] - The board must ensure the meeting's order and address any disruptions [22][23] - All shareholders registered by the record date have the right to attend and vote at the meeting [24][25] Group 5: Voting and Resolutions - Voting must be conducted in a transparent manner, with results announced immediately [38][39] - Resolutions must be documented accurately, including details of attendees and voting results [41][42] - The company must implement resolutions regarding dividends or capital increases within two months after the meeting [44][45]

Core Points - The document outlines the rules for the board of directors of Youyan Semiconductor Silicon Materials Co., Ltd, aiming to standardize meeting procedures and decision-making processes [1][2][3] Chapter 1: General Principles - The board of directors is established to be accountable to the shareholders' meeting and is supported by a secretary's office for daily operations [1][2] Chapter 2: Board Meeting Convening - The board must hold at least two regular meetings annually, with the chairman responsible for convening and notifying members ten days in advance [2][4] - Proposals for temporary meetings can be made by shareholders holding over 10% of voting rights or by a majority of independent directors [2][3] Chapter 3: Meeting Procedures - Meetings require a majority of directors to be present to proceed, and directors must attend in person unless they provide a valid reason for absence [12][10] - Voting is conducted by written ballot, with options for approval, disapproval, or abstention [17][18] Chapter 4: Resolutions and Records - Resolutions require a majority approval from attending directors, and specific conditions apply for related party transactions [19][20] - Meeting records must include details such as date, attendees, agenda, and voting results [25][26] Chapter 5: Supplementary Provisions - The rules will take effect after approval by the shareholders' meeting and will be interpreted by the board of directors [33][34]

第一条 为适应建立现代企业制度的需要，规范有研半导体硅材料股份公司（以下简 称"公司"）的组织和行为，维护公司、股东、职工和债权人的合法权益，依据《中华人 民共和国公司法》（以下简称"《公司法》"）、《中华人民共和国证券法》（以下简称 "《证券法》"）及其他有关法律、法规的规定，制订本章程。 第二条 公司系依照《公司法》、《证券法》和其他有关规定成立的股份有限公司。 有研半导体硅材料股份公司 章程 二〇二五年八月 目 录 有研半导体硅材料股份公司 章 程 第一章 总则 公司由原有研半导体材料有限公司全体股东共同作为发起人，以原有研半导体材料 有限公司净资产整体折股进行整体变更的方式设立，在北京市市场监督管理局登记注册， 取得营业执照，统一社会信用代码为 91110000600090126J。 第三条 公司于 2022 年 9 月 6 日经中国证券监督管理委员会（以下简称"中国证监会"） 同意注册，首次向社会公众发行人民币普通股 187,143,158 股, 于 2022 年 11 月 10 日在 上海证券交易所上市。 第四条 公司注册名称：有研半导体硅材料股份公司 公司英文名称：GRINM Semicondu ...