赛轮轮胎：关于实际控制人之一致行动人增持股份计划实施完毕的公告

Group 1 - The core point of the announcement is that the actual controller of Sailun Tire, Mr. Yuan Zhongxue, through his concerted action partner, Ruiyuan Ding Investment Co., Ltd., has completed a share buyback plan by acquiring a total of 75,578,418 shares, which represents 2.30% of the company's total share capital [2] - The total amount spent on the share buyback is approximately 1 billion yuan, which does not exceed the upper limit of the planned investment [2] - The buyback plan was executed from April 11, 2025, to September 12, 2025, and has now been fully implemented [2]