Tranche Update on Anhui Anke Biotechnology Co., Ltd.'s Equity Buyback Plan announced on February 8, 2022.

Anhui Anke Biotechnology (Group) Co., Ltd is a China-based company principally engaged in the research, development, manufacture and distribution of biological products, Chinese patent drugs, chemical synthetic drugs, peptide drugs and nucleic acid detection products. The Company’s main products include recombinant human interferon alfa-2b series, recombinant human growth hormone, peptides Active Pharmaceutical Ingredients (APIs), customized peptides, deoxyribonucleic acid (DNA) fluorescence detection kit, silica beads extraction kit, anti-sperm antibody test kit, pain relieving ointment, amoxicillin granules and capsules, cefaclor dispersible tablets and adefovir dipivoxil tablets, among others. The Company distributes its products in domestic market and to overseas markets.