Longjin Environmental Protection: For the first time, repurchased 1.8417 million shares, totaling 30.5941 million yuan.

Long Jintai Environmental Protection Announcement: The company held a board meeting on June 8, 2026 to review and approve a share repurchase plan, planning to repurchase shares worth 70-100 million RMB for employee stock ownership plans or equity incentives. On June 9, 2026, the company conducted its first share repurchase through centralized auction trading, repurchasing 1.8417 million shares, accounting for 0.1450% of the total share capital, at a maximum price of 16.8 RMB per share and a minimum price of 16.5 RMB per share, with a total repurchase amount of 30.5941 million RMB.