Self-Procurement Tongguan Construction and Installation Second Business Division Anqing Copper Mine Project Color Aluminum High-Transparency Diamond Mesh and Aluminum Alloy Screen Frames Public Competitive Bidding Announcement (Second)

[Tender Notice] Self-Procurement Tongguan Construction and Installation Second Business Division Anqing Copper Mine Project Color Aluminum High-Transparency Diamond Mesh and Aluminum Alloy Screen Frames Public Competitive Bidding Announcement (Second) Purchasing Unit: Tongling Nonferrous Metals Group Tongguan Construction and Installation Co., Ltd. Region: Tongguan District, Tongling, Anhui Project No.: 15512026080694G Published: 2026-08-11 Original Notice: https://ec.tlys.cn:10000/main/NoticeDetails?id=13feed07-d79c-4d47-bae7-d4804a2f8bdd&cate=2&