China Resources Power Hunan Co., Ltd. Liyujiang Chemical Environment Oxygen 2504 Change Announcement Change Announcement No.: DLBGGG202504150002 The Liyujiang Chemical Environment Oxygen 2504 Announcement (Project No.: 6LYJB020250400006) issued by our company on April 9, 2025 has been changed as follows: the deadline for quotation before the type change is 08:00:00 on April 15, 2025, and 08:00:00 on April 22, 2025. The deadline for clarification before the bid is 08:00:00 on April 14, 2025, and 08:00:00 on April 21, 2025. Except for the above changes, the rest of the original announcement is still valid. China Resources Power Hunan Co., Ltd. April 15, 2025