China Railway Jinan Group Co., Ltd. Jinan Railway Materials Industry Group Co., Ltd. Infrastructure Materials Branch Procurement Announcement for Aluminum Plates for Metal Sound Barriers (for Huarui Company)

[Tender Notice] China Railway Jinan Group Co., Ltd. Jinan Railway Materials Industry Group Co., Ltd. Infrastructure Materials Branch Procurement Announcement for Aluminum Plates for Metal Sound Barriers (for Huarui Company) Purchasing Unit: Jinan Railway Bureau - Materials Industry Group - Infrastructure Materials Branch Company Region: Jinan, Shandong Project No.: 2026-JN-WZ-0035 Published: 2026-08-04 Document Deadline: 2026-08-07 Bid Deadline: 2026-08-07 Bid Opening: 2026-08-07