Quick Details Condition: New Type: Rotary Drilling Rig Power Type: Diesel Place of Origin: Hunan, China ( Mainland) Brand Name: Changtan Model Number: TW100 Usage: coal oil exploration Power( W) : ....
Founde in 1958, Changsha Exploration Machinery Factory( Abbr.Changtan) are a large state-owned enterprise subordinated to Hunan Bureau of Geology and Mineral Exploration and Development, and are a....