Announcement of Negotiation and Procurement Change for Ethylene Glycol Electric Heater by China Tianchen Engineering Co., Ltd. Ethylene Glycol Electric Heater - Package 01 (Procurement Number: TCC-T23132-PS-001-B), the following changes have been made due to bidding issues: 1. Project Information Procurement Project Number: TCC-T23132-PS-001-B Procurement Project Name: Ethylene Glycol Electric Heater Package Number: TCC-T23132-PS-001-B/01 Package Name: Ethylene Glycol Electric Heater - Package 012. End Time for Obtaining Change Information Procurement Documents: April 26, 2025 3:59. Deadline for submitting clarification questions: April 27, 2025. Deadline and opening time for submitting response documents: April 28, 2025. Other The content remains unchanged. 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 Postal Code: 300400 Contact Person: Lan Haihai Phone: 045151015791 Email: hl-lhb@cntcc.cn China Tianchen Engineering Co., Ltd. April 24, 2025