Room21005, Xiangfu Building A, No. 258 Xiangfu Central Road, Tianxin Area, Changsha, Hunan, China Changsha, Hunan
Hunan Diyfia Import & Export Co., Ltd, which is approved by the state, with import and export rights company. We are a professional manufacturer specializing in mining operations required mechanical equipment tools, research, development, production, ...
diamond drill bit, drilling rigs, core barrels, drill rods, drilling tools
