Announcement of Negotiation and Procurement Change for Triethyl Aluminum and Hydrogen Check Valve of Hualu Engineering Technology Co., Ltd. Hualu Engineering Technology Co., Ltd. Triethyl Aluminum and Hydrogen Check Valve - Package 01 (Procurement Number: 23076-XJ-PL069), now makes the following changes due to bidding issues: 1. Project Information Procurement Project Number: 23076-XJ-PL069 Procurement Project Name: Triethyl Aluminum and Hydrogen Check Valve Package (Package) Number: 23076-XJ-PL069/01 Package Name: Triethyl Aluminum and Hydrogen Check Valve - Package 012. Change Information Procurement Document Acquisition End Time: April 15, 2025 19:59 Clarification Question Submission Deadline: 2025-04-1614:00 Response file submission deadline and opening time: 2022-04-19199:00 Other content remains unchanged. If you have any questions, please contact the contact person below. 3. Contact Information Purchaser: Hualu Engineering Technology Co., Ltd. Address: No. 7 Tangyan South Road, High tech Zone, Xi'an City, Shaanxi Province Postal Code: 710065 Contact Person: Sun Lechen Phone: 13363917539 Email: slc3241@chinahualueng.com Hualu Engineering Technology Co., Ltd. April 14, 2025