深天马Ａ: 重大信息内部报告制度（2025年8月）

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].