Announcement of Public Inquiry and Comparison of EPC Carbon Steel Flange Interconnection Materials for Air Separation Unit (including the Fourth Circulating Water Station and the First Heat Exchange Station) of middling coal Yulin Coal Deep Processing Base Project of Hualu Engineering Science and Technology Co., Ltd. 1. Project Information Procurement Project No.: 23075-XJ-PL060 Procurement Project Name: Carbon Steel Flange Interconnection Materials Bid Section (Package) No.: 23075-XJ-PL060/01 Bid Section (Package) Name: Carbon Steel Flange Interconnection Materials Bid Section Package 012. Transaction Result Transaction Supplier: Hebei Guanghao Pipe Fittings Co., Ltd. 3. Contact Information Purchaser: Hualu Engineering Science and Technology Co., Ltd. Address: No. 7, Tangyan South Road, High tech Zone, Xi'an, Shaanxi Province Zip code: 710000 Contact person: Dan Xuchen Tel.: 18729513866 E-mail: dxc3071@chinahualueng.com Hualu Engineering Technology Co., Ltd. April 25, 2025