Tranche Update on Asiainfo Security Technologies Co.,Ltd.'s Equity Buyback Plan announced on February 27, 2023.

From February 27, 2023 to March 31, 2023, the company has repurchased 20,000 shares, representing 0.005% for CNY 0.47 million. With this, the company has completed the repurchase of 20,000 shares, representing 0.005% for CNY 0.47 million under the buyback announced on February 27, 2023.