华建集团: 《华东建筑集团股份有限公司信息披露事务管理制度》（2025年8月修订）

Core Points - The article outlines the information disclosure management system of East China Construction Group Co., Ltd, emphasizing the importance of timely, accurate, and complete information disclosure to protect shareholders' rights [1][2][3] Group 1: General Principles - The information disclosure management system is established by the board of directors and is responsible for ensuring the accuracy and completeness of disclosed information [1][2] - The board of directors is the first responsible entity for implementing the information disclosure management system, with the board secretary coordinating the process [2][3] Group 2: Implementation and Supervision - The board of directors' office is designated as the permanent institution responsible for information disclosure [2] - The audit and risk control committee supervises the implementation of the information disclosure management system and can recommend corrections for any significant deficiencies found [3] Group 3: Basic Obligations - The company must disclose all information that may significantly impact its stock price in a timely manner [5][6] - Information must be kept confidential before public disclosure, and the company must ensure that the number of individuals aware of the information is minimized [5][6] Group 4: Disclosure Content - The company is required to disclose various documents, including prospectuses, periodic reports, and interim reports, as mandated by relevant laws and regulations [6][7] - Annual reports must include key financial data, stock and bond issuance details, and significant events affecting the company [7][8] Group 5: Approval Procedures - The internal approval process for public disclosures requires that all documents be drafted or reviewed by the board secretary and approved by the board of directors [14][15] - Any significant decisions must be communicated to the board secretary for timely disclosure [16][17] Group 6: Confidentiality Measures - All personnel involved in information disclosure must adhere to confidentiality obligations to prevent unauthorized disclosure of sensitive information [44][45] - The company must take necessary measures to control the dissemination of information before it is publicly disclosed [45][46] Group 7: Training and Compliance - The board secretary is responsible for organizing training on the information disclosure system for relevant personnel [54][55] - The company must comply with the regulations set forth in the "Management Measures for Information Disclosure of Listed Companies" and the "Listing Rules of the Shanghai Stock Exchange" [55][56]