证券代码：000050 证券简称：深天马 A 公告编号：2025-052 天马微电子股份有限公司 第十届监事会第十九次会议决议公告 本公司及监事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 一、监事会会议召开情况 天马微电子股份有限公司第十届监事会第十九次会议通知于2025 年8月11日（星期一）以书面或邮件方式发出，会议于2025年8月21日（星 期四）以现场和通讯表决的方式召开。公司监事会成员5人，实际行使 表决权的监事5人，分别为：汪名川先生、胡敏女士、林晓霞女士、刘 伟先生、陈丹女士。本次会议的召集、召开和表决程序符合有关法律、 法规和《公司章程》的规定，会议形成的决议合法有效。 二、监事会会议审议情况 （一）审议通过《2025年半年度财务报告》 表决情况为：5票同意，0票反对，0票弃权 第 1 页 共 3 页 监事会在全面了解和审核了公司2025年半年度报告后，对公司2025 年半年度报告出具了书面确认意见，监事会认为：董事会编制和审议天 马微电子股份有限公司2025年半年度报告的程序符合法律、行政法规、 中国证监会和深圳证券交易所的规定，报告内容真实、准确、 ...

证券代码：000050 证券简称：深天马A 公告编号：2025-051 天马微电子股份有限公司 第十届董事会第三十三次会议决议公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 一、董事会会议召开情况 具体内容请见公司同日在巨潮资讯网上披露的《2025年半年度财 务报告》。 （二）审议通过《2025年半年度报告全文及其摘要》 表决情况为：12票同意，0票反对，0票弃权 第 1 页 共 21 页 该议案已经公司董事会审核委员会审议通过。 天马微电子股份有限公司第十届董事会第三十三次会议通知于 2025年8月11日（星期一）以书面或邮件方式发出，会议于2025年8 月21日（星期四）以现场和通讯表决的方式召开。公司董事会成员 12人，实际行使表决权的董事12人，分别为：成为先生、王波先生、 李培寅先生、邓江湖先生、郭高航先生、王磊先生、张小喜先生、邵 青先生、梁新清先生、耿怡女士、张红先生、童一杏女士。本次会议 的召集、召开和表决程序符合有关法律、法规和《公司章程》的规定， 会议形成的决议合法有效。 二、董事会会议审议情况 （一）审议通过《2025年半年度财务报 ...

天马微电子股份有限公司 信息披露管理制度 （2025 年 8 月修订） 第一章 总 则 可能产生较大影响或影响投资者决策的信息，以及其他相关法律法规和证券监管 部门要求披露的信息；本制度所称"披露"，是指信息披露义务人按法律、行政法 规、规范性文件等相关规定在深圳证券交易所网站和符合中国证券监督管理委员 会（以下简称"中国证监会"）规定条件的媒体上发布前述相关信息；本制度所称 "信息披露义务人"，是指公司及其董事、高级管理人员、股东、实际控制人，收 购人，重大资产重组、再融资、重大交易有关各方等自然人、单位及其相关人员， 破产管理人及其成员，以及法律、行政法规和中国证监会规定的其他承担信息披 露义务的主体。 第二章 信息披露的基本原则和一般规定 第 1 页 共 16 页 第三条 信息披露义务人应当及时依法履行信息披露义务，披露的信息应当 真实、准确、完整、简明清晰、通俗易懂，不得有虚假记载、误导性陈述或者重 大遗漏。 信息披露义务人披露的信息应当同时向所有投资者披露，不得提前向任何单 位和个人泄露，但是，法律、行政法规另有规定的除外。 在内幕信息依法披露前，内幕信息的知情人和非法获取内幕信息的人不得公 开或者 ...

General Principles - The purpose of the insider information management system is to regulate the management of insider information, enhance confidentiality, and maintain fairness in information disclosure according to relevant laws and regulations [1][2] - The board of directors is responsible for timely registration and submission of insider information personnel files, ensuring their authenticity and completeness, with the chairman being the primary responsible person [1][2] Scope of Insider Information and Insiders - Insider information refers to non-public information that significantly impacts the company's operations, finances, or stock market prices, including major events that could affect stock trading prices [2][3] - Insiders include company directors, senior management, and other personnel who can access insider information due to their roles or relationships with the company [3][4] Registration and Management of Insider Information - The company must fill out and maintain insider information personnel files, documenting the timeline and details of insider information access before public disclosure [4][5] - Major events such as significant asset restructuring, high ratio stock transfers, and changes in control must be reported to the Shenzhen Stock Exchange along with the insider information personnel files [5][6] Confidentiality and Accountability - Insiders have a confidentiality obligation and must not disclose insider information or use it for trading purposes before it is publicly disclosed [6][7] - The company must ensure that any provision of non-public information to insiders outside of major shareholders is preceded by a confidentiality agreement [8][9] Record Keeping and Reporting - Insider information personnel files and records of major events must be retained for at least ten years from the date of recording [9][10] - The company is required to conduct self-inspections of insider trading activities following the disclosure of major events and report any violations [10][11]

Core Viewpoint - The document outlines the internal reporting system for significant information at Tianma Microelectronics Co., Ltd, ensuring timely and accurate disclosure of information that may impact stock prices and investor rights [1][2]. Group 1: Definition and Scope of Significant Information - Significant information includes events that have occurred or are expected to occur that could materially affect the trading price of the company's stock and related derivatives [1]. - The reporting obligations apply to various stakeholders, including board members, senior management, department heads, and major shareholders [1][2]. - The scope of significant information encompasses matters such as board meeting submissions, major transactions, daily operational matters, related party transactions, major litigation, and situations posing significant risks to the company [2][3][4]. Group 2: Reporting Procedures and Responsibilities - The board of directors leads the disclosure work, with the board secretary responsible for external information disclosure [2]. - A real-time reporting system is implemented, requiring stakeholders to report significant information immediately upon awareness [5][6]. - Responsibilities of reporting obligors include collecting and organizing significant information, preparing internal reports, ensuring the accuracy and completeness of reports, and maintaining confidentiality [5][8]. Group 3: Disclosure Requirements and Follow-up - Reporting obligors must report the progress of disclosed significant information, including changes in agreements or delays in transactions [7][8]. - Written materials related to significant information must be submitted, including internal reports, agreements, and any relevant government approvals or legal documents [7][8]. - The company emphasizes the importance of limiting the knowledge of sensitive information to a minimum to prevent insider trading [8].

天马微电子股份有限公司 关联交易管理制度 （2025 年 8 月修订） 第一章 总 则 （一）直接或者间接地控制公司的法人（或者其他组织）； （二）由前项所述法人（或者其他组织）直接或者间接控制的除公司及其控 股子公司以外的法人（或者其他组织）； （三）持有公司5%以上股份的法人（或者其他组织）及其一致行动人； （四）由公司关联自然人直接或者间接控制的，或者担任董事（不含同为双 方的独立董事）、高级管理人员的，除公司及其控股子公司以外的法人（或其他 组织）。 第四条 具有下列情形之一的自然人，为公司的关联自然人： （一）直接或者间接持有公司5%以上股份的自然人； （二）公司董事、高级管理人员； （三）直接或者间接地控制公司的法人（或者其他组织）的董事、监事及高 级管理人员； 第一条 为规范天马微电子股份有限公司（以下简称"公司"）的关联交易 行为，保证关联交易符合公平、公正、公开的原则，维护公司和全体股东的合法 权益，根据《中华人民共和国公司法》《中华人民共和国证券法》《深圳证券交 易所股票上市规则》（以下简称"《上市规则》"）《上市公司独立董事管理办法》 和《天马微电子股份有限公司章程》（以下简称"《公司章 ...

Core Viewpoint - The document outlines the management system for subsidiaries of Tianma Microelectronics Co., Ltd., emphasizing the importance of governance, risk control, and compliance with relevant laws and regulations [1][2]. Group 1: General Principles - The management system aims to strengthen the control over subsidiaries, mitigate operational risks, and protect investors' rights [1]. - Subsidiaries are defined as independent legal entities, including wholly-owned and controlled subsidiaries [1]. Group 2: Governance of Subsidiaries - Subsidiaries must establish a sound governance structure and internal management systems in accordance with the Company Law and their own articles of association [2]. - The company has the authority to nominate directors and senior management for subsidiaries, who are accountable to the company [2][3]. Group 3: Operational and Investment Decision Management - Subsidiaries' operational plans must align with the overall strategic goals of the company [3]. - Investment decisions must be systematic and follow the company's external investment management regulations, including thorough feasibility studies [3][4]. Group 4: Financial Management - Subsidiaries' financial departments are guided and supervised by the company's financial management center [4]. - Financial reporting must comply with the company's requirements, and subsidiaries must maintain strict controls over financial transactions and avoid non-operational fund occupation [5][6]. Group 5: Major Information Reporting and Disclosure - Subsidiaries are required to report significant events that may impact the company's stock price and comply with disclosure regulations [6]. - The general manager of the subsidiary is responsible for ensuring compliance with the company's information disclosure policies [6]. Group 6: Internal Audit and Supervision - The company conducts regular audits of subsidiaries, focusing on financial audits and compliance with internal control systems [7]. - Subsidiaries must cooperate with audits and implement the recommendations provided in audit reports [7]. Group 7: Performance Management and Incentives - The company has established a performance management system to enhance employee capabilities and achieve strategic goals [8]. - Subsidiaries are encouraged to adopt the company's performance management practices [8].

General Provisions - The purpose of the system is to promote standardized operations of Tianma Microelectronics Co., Ltd. and clarify the responsibilities and powers of the board secretary, based on relevant laws and regulations [1] - The company appoints one board secretary who, as a senior management member, has the right to attend relevant meetings and access company documents [1] Appointment and Dismissal of the Board Secretary - The board secretary must possess necessary financial, management, and legal knowledge, along with good professional ethics [2] - The board secretary is nominated by the chairman and appointed or dismissed by the board, ideally within three months after the IPO or the previous secretary's departure [3] - If the board secretary position is vacant for over three months, the chairman will assume the duties until a new secretary is appointed [3] Responsibilities and Support for the Board Secretary - The board secretary is responsible for coordinating information disclosure, managing investor relations, and preparing board and shareholder meetings [5] - The company must provide necessary conditions for the board secretary to perform their duties, and relevant personnel must support their work [6] - The board secretary has the right to access financial and operational information and report any undue obstruction in their duties directly to the Shenzhen Stock Exchange [7]

天马微电子股份有限公司 总经理工作细则 （2025 年 8 月修订） 一、总则 为完善天马微电子股份有限公司（以下简称"公司"）法人治理结构，明确总 经理的职权、职责，根据《中华人民共和国公司法》和其他有关法律法规、《天 马微电子股份有限公司章程》（以下简称"《公司章程》"）等相关规定，制定本 细则。 二、人选及任期 总法律顾问1名，由董事会决定聘任或者解聘。董事可以由高级管理人员兼任， 但兼任高级管理人员职务的董事以及由职工代表担任的董事，总计不得超过公司 董事总数的二分之一。 三、总经理的资格规定 业知识。具体条件在每届聘任总经理时另行确定。 （1）无民事行为能力或者限制民事行为能力； （2）因犯有贪污、贿赂、侵占财产、挪用财产罪或者破坏社会主义市场经 济秩序罪，被判处刑罚，或者因犯罪被剥夺政治权利，执行期满未逾5年，被宣 告缓刑的，自缓刑考验期满之日起未逾2年； （3）担任破产清算的公司、企业的董事或者厂长、经理，并对该公司、企 业的破产负有个人责任的，自该公司、企业破产清算完结之日起未逾3年； 第 1 页 共 6 页 （4）担任因违法而被吊销营业执照、责令关闭的公司、企业的法定代表人， 并负有个人责任 ...

Core Viewpoint - The document outlines the management system for the shares held by the directors and senior management of Tianma Microelectronics Co., Ltd., emphasizing compliance with relevant laws and regulations, and detailing the procedures for share transactions and disclosures [1][2]. Summary by Sections General Principles - The management system is established to enhance the oversight of shares held by directors and senior management, ensuring adherence to laws such as the Company Law and Securities Law, as well as the company's articles of association [1][2]. Management of Shareholding Changes - Directors and senior management must notify the board secretary in writing before buying or selling shares, who will then verify compliance with disclosure and regulatory requirements [3]. - The company must apply to the Shenzhen Stock Exchange for any shares held by directors and senior management to be registered as restricted shares under certain conditions [3][4]. Reporting and Disclosure - Directors and senior management are required to report any changes in their shareholdings within two trading days and ensure that the information disclosed is accurate and complete [4][5]. - The board secretary is responsible for managing the data related to shareholdings and must report any violations to the regulatory authorities [5]. Restrictions on Share Transactions - Directors and senior management are prohibited from transferring shares during specific periods, such as within one year of the company's stock listing or within six months after leaving their position [6][8]. - There are also restrictions on trading shares based on the timing of financial report announcements and other significant events [8][9]. Regulations on Share Increase and Decrease - Any plans for increasing or decreasing shareholdings must be disclosed in advance, with specific timelines for reporting to the Shenzhen Stock Exchange [10][11]. - The document specifies that any shares acquired through inheritance or legal proceedings are subject to the same transfer restrictions as other shares [11][12]. Final Provisions - The management system will be interpreted and revised by the company's board of directors, and it will take effect upon approval [12].