Guangxi Huayuan Metal Chemical Co., Ltd. Annual Output 10,000 Tons Sodium Pyroantimonate Technical Renovation Project Electrowinning Anode and Cathode Plate Copper Material Procurement Public Tender Announcement Change

[Amendment] Guangxi Huayuan Metal Chemical Co., Ltd. Annual Output 10,000 Tons Sodium Pyroantimonate Technical Renovation Project Electrowinning Anode and Cathode Plate Copper Material Procurement Public Tender Announcement Change Purchasing Unit: Guangxi Huayuan Metal Chemical Co., Ltd. Region: Jinchengjiang District, Hechi, Guangxi Zhuang Autonomous Region Project No.: GKZB20260722000007 Published: 2026-07-23