China Railway Tenth Group Seventh Engineering Branch Lanzhou-Zhangye Railway Project No.2 Subdivision Inquiry Procurement of Perforated PE Double-Wall Corrugated Pipe, Embedded Galvanized Round Steel, Mixing Arm, Mixing Blade

[Tender Notice] China Railway Tenth Group Seventh Engineering Branch Lanzhou-Zhangye Railway Project No.2 Subdivision Inquiry Procurement of Perforated PE Double-Wall Corrugated Pipe, Embedded Galvanized Round Steel, Mixing Arm, Mixing Blade Purchasing Unit: China Railway Tenth Group Seventh Engineering Co., Ltd. Region: Yongchang County, Jinchang, Gansu Project No.: 3503025166977 Published: 2026-07-31 Bid Deadline: 2026-08-03