Established in 1956, Hengyang Zhongdi Equipment Prospecting Engineering Machinery Co., Ltd. (hereinafter referred to as “Hengyang Prospecting”) was formerly known as Hengyang Prospecting Machinery Factory managed by the Ministry of Geology and Mineral Resources. In 1996, it was incorporated into China Geological Equipment Group Co., Ltd., a leading incorporation of the industry, and became one of its wholly-owned subsidiaries. As a primary company in China manufacturing geotechnical equipment, we supply more than 60 kinds and 5 series of mud pumps, covering BW series mud pumps, cement grouting pumps, high pressure pumps, etc. and a number of drilling rigs, like core drilling rigs, engineering drillers, with the drilling depth reaching 100 to 3500 meters. Currently, our annual production of mud pumps comes to 3500 sets and our yearly production of drilling rigs reaches 1300 sets.