Tranche Update on Tonghua Dongbao Pharmaceutical Co., Ltd.'s Equity Buyback Plan announced on June 15, 2022.

TONGHUA DONGBAO PHARMACEUTICAL CO., LTD. is a China-based company, principally engaged in the research and development, manufacture and distribution of pharmaceuticals. The Company provides biological products, traditional Chinese medicines and chemical supplements, applied in the treatment of diabetes and cardiovascular and cerebrovascular diseases, among others. The Company's main products portfolio consists of recombinant human insulin bulk drugs and injections, zhennaoning capsules, among others. The Company also provides medical instruments, plastic-steel windows and profiles, and operates property business. The Company distributes its products within domestic markets and to overseas markets.