G6 China Nuclear Construction CNNC Huatai High Purity Process System R&D and Intelligent Manufacturing Base Project Aluminum Alloy Doors and Windows Professional Subcontracting Regular Procurement Announcement

[Tender Notice] G6 China Nuclear Construction CNNC Huatai High Purity Process System R&D and Intelligent Manufacturing Base Project Aluminum Alloy Doors and Windows Professional Subcontracting Regular Procurement Announcement Purchasing Unit: CNNC Huatai Construction Co., Ltd. Region: Songjiang District, Shanghai Published: 2026-08-12 Document Deadline: 2026-08-18 Bid Deadline: 2026-08-18