Core Viewpoint - The document outlines the external information management system of Zhejiang Hengtong Holdings Co., Ltd., emphasizing the importance of confidentiality and compliance with relevant laws and regulations during the preparation, review, and disclosure of periodic reports and significant events [1][2]. Summary by Sections External Information Management - The company establishes this system based on various laws and internal regulations to manage external information users during the reporting and disclosure periods [1][2]. Responsibilities of Directors and Management - Directors and senior management are required to adhere to the information disclosure system, ensuring necessary processes for the transmission, review, and disclosure of periodic reports and significant matters [2]. Confidentiality Obligations - Directors, senior management, and other relevant personnel must maintain confidentiality during the preparation of periodic reports and significant events, prohibiting any leaks of information prior to public announcements [2][3]. Reporting Requirements - The company must refuse to submit annual statistical reports from external units that lack legal basis, ensuring compliance with legal requirements for insider information reporting [3]. Insider Information Management - Departments and subsidiaries must remind external personnel of their confidentiality obligations when reporting insider information and maintain records of these individuals as insider information recipients [3][4]. Consequences of Breach - External units or individuals are prohibited from leaking undisclosed significant information and using it for trading company securities. Violations may lead to legal consequences and compensation claims from the company [3][4]. Implementation and Oversight - The board of directors is responsible for interpreting and revising this system, which will be implemented upon approval by the board [4].

Group 1 - The company establishes a system to manage external information users during the preparation, review, and disclosure of regular reports and significant events [1] - Directors and senior management are required to comply with internal control regulations regarding information disclosure and must follow necessary processes for the transmission, review, and disclosure of regular reports and significant matters [1] - Confidentiality obligations are imposed on directors, senior management, and other relevant personnel during the preparation of regular reports and planning of significant matters, prohibiting any form of disclosure before the official announcement [1] Group 2 - The company must register relevant personnel from external units as insider information recipients when required to report information according to laws and regulations [2] - Information reported to external units is considered insider information, and those receiving it must be reminded in writing to maintain confidentiality [2] - External units or individuals are prohibited from disclosing significant undisclosed information and from trading or advising others to trade the company's securities based on such information [2] Group 3 - In case of improper confidentiality leading to the leakage of significant information, external parties must notify the company immediately, which will then report to the Shenzhen Stock Exchange [2] - External units or individuals must not use the company's undisclosed significant information in related documents unless the information is disclosed simultaneously by the company [2] - Violations of the established regulations may result in the company seeking compensation for economic losses and recovering profits from illegal trading activities [2][3]