Changsha Exploration Machinery Factory is a large hi-tech enterprise subordinate to Hunan Bureau of Geology and Mineral Exploration and Development, and is a member of China Geo-Equipment Corporation (CGE). Founded in 1958 as Changsha prospecting machine manufacturer, we renamed in 1981. Located in Changsha National Economical & Technological Development Zone, We have a production area of nearly 67,000 square meters, including a workshop floor area of 18,000 square meters, with more than 300 sets of precision processing equipment. All of our sites are ISO9001 certified. The annual production capacity of various kinds of drilling rigs is over 1,000 sets. Our main products include , WTY-30A, QWY-30, GY-50-1, TW-100,QDW-50,GY-100,XY-1B, GY-150, GY-150HB,GY-150B, GY-200-1, GY-200-1T,GY-200-1DT,GY-300A,GY-300T, XY-4,XY-4T, XY-44A ,XY-5A,XY-6B, and CYDX-5 series of rigs and BW120QF, BWQ-160, BW-160, BW-150 and BW-250,BW-320 series of mud pumps. We focus on New Product Design and Action Cycle Time, so as to meet customers' requirements.