济民健康管理股份有限公司关于更换签字会计师的公告

Group 1 - The company has appointed Tianjian Accounting Firm as the auditor for its 2025 financial statements and internal control audits [1][2] - The signing auditors have changed due to internal adjustments at Tianjian, with Wang Chao replacing Peng Haowei [2] - Wang Chao has been engaged in auditing since 2017 and became a certified public accountant in April 2021 [3] Group 2 - Wang Chao has no criminal or administrative penalties in the past three years [4] - The new signing auditor meets the independence requirements as per the Code of Ethics for Chinese Certified Public Accountants [5] - The change in signing auditors will not affect the audit work for the company's 2025 financial statements and internal controls [6] Group 3 - The company has initiated a share repurchase program, with a total repurchase amount between RMB 100 million and RMB 200 million [9] - As of January 30, 2026, the company has repurchased 5,340,280 shares, accounting for 1.02% of the total share capital, with a total expenditure of approximately RMB 42.09 million [9][10] - In January 2026, the company repurchased 2,279,780 shares, representing 0.43% of the total share capital, with a total expenditure of approximately RMB 20.10 million [10]