[Bidding] Procurement Announcement for Transportation Services (Tin Oxide Slag, Tin Ingots) of Yunnan Tin Zhongbai (Hunan) Resource Utilization Co., Ltd. from August 2026 to July 2027 [Yunnan Tin Logistics]

[Tender Notice] [Bidding] Procurement Announcement for Transportation Services (Tin Oxide Slag, Tin Ingots) of Yunnan Tin Zhongbai (Hunan) Resource Utilization Co., Ltd. from August 2026 to July 2027 [Yunnan Tin Logistics] Purchasing Unit: Yunnan Tin Group Logistics Co., Ltd. Region: Guiyang County, Chenzhou, Hunan Project No.: 8110-ZB-2607-24791 Published: 2026-08-03 Bid Deadline: 2026-08-10 Bid Opening: 2026-08-10