Tender Announcement (First) for Inquiry and Procurement Task of Galvanized Cable Trays, Steel, and Fasteners for Hoisting Electrical Equipment Installation and Sleeve Frame Installation in the Shaft Conversion System of Sanjiao Coal Mine No.1 Auxiliary Vertical Shaft

[Tender Notice] Tender Announcement (First) for Inquiry and Procurement Task of Galvanized Cable Trays, Steel, and Fasteners for Hoisting Electrical Equipment Installation and Sleeve Frame Installation in the Shaft Conversion System of Sanjiao Coal Mine No.1 Auxiliary Vertical Shaft Purchasing Unit: China Coal Third Construction (Group) Co., Ltd. Anhui Equipment Installation Division Region: Lin County, Lüli ang, Shanxi Project No.: CGRW-2026-002349 Published: 2026-07-20 Bid Deadline: 2026-07-23