Tranche Update on Harbin Xinguang Optic-Electronics Technology Co.,Ltd.'s Equity Buyback Plan announced on April 16, 2022.

From October 1, 2022 to December 31, 2022, the company has repurchased 211,629 shares, representing 0.21% for CNY 4.8 million. With this, the company has completed the repurchase of 588,947 shares, representing 0.59% for CNY 13.6 million under the buyback announced on April 16, 2022.