天安新材：关于变更签字注册会计师的公告

Core Viewpoint - Tianan New Materials announced a change in its signing registered accountants for the 2025 financial report and internal control audit, with Wang Jinghua replacing Yu Juan due to internal adjustments at Tianjian Accounting Firm [1] Group 1 - Tianan New Materials received a letter from Tianjian Accounting Firm regarding the change of signing registered accountants [1] - The original signing accountants were Xuan Wenxin (project partner) and Yu Juan, who were responsible for the audit services [1] - The new signing accountants will be Xuan Wenxin and Wang Jinghua, who will continue to complete the audit work for the 2025 financial report and internal control [1]