三峰环境：德润环境已增持1.07%股份

Group 1 - The controlling shareholder, Chongqing Derun Environment Co., Ltd., plans to increase its stake in the company by purchasing 17.8755 million A-shares from May 22, 2025, to August 22, 2025, which represents 1.07% of the total share capital [1] - The total amount for this share purchase is set at 151 million yuan [1] - According to the previously disclosed plan, Derun Environment intends to cumulatively increase its holdings by no less than 150 million yuan and no more than 300 million yuan between May 22, 2025, and May 22, 2026, with further purchases to be made at opportune times [1]