Tranche Update on Hangzhou Huaguang Advanced Welding Materials Co.,Ltd.'s Equity Buyback Plan announced on January 25, 2024.

From January 24, 2024 to June 30, 2024, the company has repurchased 1,351,400 shares, representing 1.58% for CNY 17.99 million. With this, the company has completed the repurchase of 1,351,400 shares, representing 1.58% for CNY 17.99 million under the buyback announced on January 25, 2024.