Due to changes in technical requirements, the following changes have been made: 1. Project Information Bidding Project Number: CCESPC-FWZB-25036 Bidding Project Name: CCESPC-FWZB-25036 Bidding Project Number: CCESPC-FWZB-25036 Section (Package) Name: China Chemical Second Construction Group Co., Ltd. - Large Machinery Company - Northern Huajin Project - Crawler Crane Rental - Public Bidding - Section Package 022. Change Information: Bid Document Acquisition End Time: May 24, 2025 Deadline for Clarification and Submission of Issues: May 26, 2025 Deadline for Bid Document Submission and Bid Opening: May 29, 2025 Other content remains unchanged. If you have any questions, please contact the contact person below. 3. Contact Information Bidder: China National Chemical Second Construction Group Co., Ltd. Address: Zhonghua Second Construction Science and Technology Park, Dachang South Road, Xiaodian District, Taiyuan City, Shanxi Province Postal Code: 030023 Contact Person: Bai Jiajia Phone: 18234043841 Email: djgs@ccescc.com China Chemical Second Construction Group Co., Ltd. May 19, 2025