Hualu Engineering Technology Co., Ltd. Shaanxi Nonferrous Tianhong Ruike Silicon Materials Co., Ltd. 80000 ton Electronic Grade Granular Polycrystalline Silicon Industry Upgrade Project (First Step 25000 ton Project) Ground Pipe Fitting First Batch Public Inquiry Comparison Transaction Result Announcement 1. Project Information Procurement Project Number: 22264-XJ-PL035 Procurement Project Name: Ground Pipe Fitting First Batch Section (Package) Number: 22264-XJ-PL035/01 Package Name: Ground Pipe Fitting First Batch - Package 012. Transaction Result Transaction Supplier: Hebei Bohai Pipeline Equipment Group Co., Ltd. 3. Contact Information Procurement Person: Hualu Engineering Technology Co., Ltd. Address: No. 7 Tangyan South Road, High tech Zone, Xi'an City, Shaanxi Province Postal Code: 710000 Contact Person: Dan Xuchen Phone: 18729513866 Email: dxc3071@chinahualueng.com Hualu Engineering Technology Co., Ltd. April 25, 2025