Tower Group: First time repurchase of 563,800 shares.

Tower Group announcement: The company implemented a share repurchase for the first time through centralized bidding on September 15, 2025, repurchasing 563,800 shares, accounting for 0.0473% of the total share capital of the company. The highest transaction price was 8.96 yuan/share, the lowest transaction price was 8.86 yuan/share, and the total amount paid was 5.0198 million yuan. The total amount of funds for this share repurchase is not more than 100 million yuan and not less than 50 million yuan, with a repurchase price not exceeding 10 yuan/share and a repurchase period of within 6 months from the date of approval of the repurchase plan by the board of directors.