Tranche Update on Jiangsu Changhai Composite Materials Co., Ltd's Equity Buyback Plan announced on February 9, 2024.

From February 8, 2024 to March 31, 2024, the company has repurchased 322,400 shares, representing 0.08% for CNY 3.02 million. With this, the company has completed the repurchase of 322,400 shares, representing 0.08% for CNY 3.02 million under the buyback announced on February 9, 2024.