[Tender] Change of Service Project for Compiling Acceptance Investigation Report of '2026 Annual Planning and Design for Mine Geological Environment Protection and Land Reclamation in Lutangba Mining Area of the Mining Rights Integration Project of Songshujiao Branch Mine of Yunnan Tin Industry Group (Holdings) Co., Ltd.' [Datun Tin Mine]

[Amendment] [Tender] Change of Service Project for Compiling Acceptance Investigation Report of '2026 Annual Planning and Design for Mine Geological Environment Protection and Land Reclamation in Lutangba Mining Area of the Mining Rights Integration Project of Songshujiao Branch Mine of Yunnan Tin Industry Group (Holdings) Co., Ltd.' [Datun Tin Mine] Purchasing Unit: Yunnan Tin Group (Holding) Co., Ltd. Songshujiao Branch Mine Region: Gejiu, Honghe Hani and Yi Autonomous Prefecture, Yunnan Project No.: 1109-ZB-2607-24689 Published: 2026-07-29 Bid Deadline: 2026-08-05 Bid Opening: 2026-08-05