Announcement of Changes in Negotiation and Procurement of Plate Heat Exchanger by China Tianchen Engineering Co., Ltd. Plate Heat Exchanger - Package 01 (Procurement Number: TCC-T24127-FE-006-B-01), the following changes have been made due to bidding issues: 1. Project Information Procurement Project Number: TCC-T24127-FE-006-B-01 Procurement Project Name: Plate Heat Exchanger Package Number: TCC-T24127-FE-006-B-01/01 Package Name: Plate Heat Exchanger - Package 012. End Time for Obtaining Change Information Procurement Documents: April 11, 2025 6:00. Deadline for Clarifying Issues Submission: April 30, 2025 9:00. Response Document Submission Deadline and Opening Time: April 16, 2025 10:00. Other contents remain unchanged, such as If you have any questions, please contact the contact person below. 3. Contact Information Purchaser: China Tianchen Engineering Co., Ltd. Address: No. 1 Jingjin Road, Beichen District, Tianjin Postal Code: 300400 Contact Person: Kong Shunli Phone: 022-23406386 Email: kongshunli@cntcc.cn China Tianchen Engineering Co., Ltd. April 24, 2025