Zhenhai Petrochemical implements disclosure suspension/exemption management system

Zhenhai Petrochemical Engineering (SSE:603637) has implemented a comprehensive "Information Disclosure Suspension and Exemption Management System," effective June 2025, to regulate the company's handling of sensitive information. This system provides guidelines for legitimately delaying or waiving disclosure of information that could compromise national security or business secrets, ensuring compliance with securities laws and protecting investor interests. The system outlines procedures for internal review and approval, responsibilities of key personnel, and measures to prevent information leaks.