Zhe Jiang Hua Hai Pharmaceuticalco.Ltd(600521) may 20 announcement, according to the announcement on Issuing the decision of the second innovation layer in 2022 (stock transfer system announcement [2022] No. 189) issued by the national small and medium-sized enterprise share transfer system Co., Ltd. on the official website of the national small and medium-sized enterprise share transfer system on May 20, 2022, Changxing Pharmaceutical Co., Ltd., the holding subsidiary of the company, meets the provisions of Article 7 (1) of the measures for the hierarchical management of the national share transfer system of small and medium-sized enterprises. According to the market level adjustment procedure, Changxing pharmaceutical will be transferred to the innovation level from May 23, 2022.