正海生物：关于完成工商变更登记的公告

Core Viewpoint - Zhenghai Biological announced the approval of changes to its business scope and the revision of its articles of association during the first extraordinary shareholders' meeting of 2025, held on August 27, 2025 [2] Group 1 - The company completed the industrial and commercial change registration procedures related to the business scope change [2] - The company obtained a new business license issued by the Yantai Market Supervision Administration [2]