Beijing Science Sun Pharmaceutical Co., Ltd. announced 2022 final profit distribution plan to be implemented (A shares): Cash dividend/10 shares (tax included): CNY 0.86000000. Record date: 22 May 2023, Ex-date: 23 May 2023 and Payment date: 23 May 2023. 10% withholding tax on cash dividend will be deducted in CNY within the cash dividend receivable.

Please refer to below details: Tax on cash dividend/10 shares: CNY 0.08600000(10% x CNY 0.86000000) Net cash dividend/10 shares after tax: CNY 0.77400000 (CNY 0.86000000 - CNY 0.08600000).