China Chemical Fourth Construction - Yulin Shaanxi Coal Yulin Chemical 15 Million Tons/Year Coal Grading Clean and Efficient Conversion Demonstration Project Vinyl Acetate Unit - Aluminum Alloy Windows and Doors - Procurement Plan - Competitive Negotiation Project Announcement

[Tender Notice] China Chemical Fourth Construction - Yulin Shaanxi Coal Yulin Chemical 15 Million Tons/Year Coal Grading Clean and Efficient Conversion Demonstration Project Vinyl Acetate Unit - Aluminum Alloy Windows and Doors - Procurement Plan - Competitive Negotiation Project Announcement Purchasing Unit: China National Chemical Engineering Fourth Construction Co., Ltd. Region: Yueyanglou District, Yueyang, Hunan Project No.: FCC-XBB-CG20260810-CS031 Published: 2026-08-19 Document Deadline: 2026-08-22 Bid Deadline: 2026-08-27