沧州大化：关于参加2025年河北辖区上市公司投资者网上集体接待日暨2025年半年报业绩说明会的公告

Group 1 - The company, Cangzhou Dahua, announced its participation in the "2025 Hebei Listed Companies Investor Online Reception Day and 2025 Semi-Annual Performance Briefing" [2] - The event is scheduled to take place on September 15, 2025 [2]