Tranche Update on Zhejiang Sanmei Chemical Industry Co.,Ltd.'s Equity Buyback Plan announced on January 1, 2024.

From January 1, 2024 to March 31, 2024, the company has repurchased 15,200 shares, representing 0.002469% for CNY 0.5 million. With this, the company has completed the repurchase of 15,200 shares, representing 0.002469% for CNY 0.5 million under the buyback announced on January 1, 2024.