Hefei Changyuan Hydraulics Co., Ltd. (HCHC), established in 1966, is one of the key and high-tech enterprises, designated by the nationality for manufacturing hydraulic components. In January 2003, HCHC reformed from state-owned enterprise to private company. Equipped with advanced manufacturing facilities and test method, HCHC produced more than 600,000pcs hydraulic components in 2006. After more than 40 years development, HCHC possesses the abilities to produce high-pressure single or double direction gear pumps and motors, double pumps, triple pumps, compound pumps, control valves, cylinders and hydraulic units. The varieties include more than 200 kinds and 3500 specification. The products are widely used in forklift trucks, cranes, bulldozers, loaders, excavators, road roller, hydraulic platforms, special trucks and other industries such as mine, harbor, metallurgical, light industry and agricultural industry. We also provide special products according to the user's individuating requirements. HCHC, a leading company for hydraulic in China, had moved to new building factory occupies space of 100,000 square meters located in Hefei Industrial Development Zone, it has the capacity of manufacturing 2million pcs hydraulic components every year.