Tender Announcement for Professional Subcontracting of Aluminum Alloy Doors and Windows, Curtain Walls, and Stainless Steel Railings (Jigang Defense Aerospace Information Industry Base Phase II Step 3 A/B Project General Contracting (EPC)) – Request for Bid

[Tender Notice] Tender Announcement for Professional Subcontracting of Aluminum Alloy Doors and Windows, Curtain Walls, and Stainless Steel Railings (Jigang Defense Aerospace Information Industry Base Phase II Step 3 A/B Project General Contracting (EPC)) – Request for Bid Purchasing Unit: 济南一建集团有限公司 Region: 山东省济南市历城区 Project No.: AJYE3701005113100000357 Budget: CNY 8.7M Published: 2026-08-07 Bid Opening: 2026-08-14