About us--Aviation City       Jincheng Corporation, originated from aviation technology with its high, precise and advanced technology, possesses a tremendous technical strength and the most advanced electro-hydraulic technology in China . Jincheng Corporation has made a great contribution to the development of aviation industry since the foundation of the P. R. of China . Jincheng`products can be found on every plane since 1949.       Jincheng's aviation products are widely used in hydraulic control system, AC power supply system, starting system, emergency power system, fuel system, environment control system and electronic control system of aircrafts. Jincheng has supplied nearly hundred kinds of products on several tens different aircrafts, in which ,some products filled in gaps in field of aviation industry in China       Jincheng has carried out the cooperation with foreign aviation enterprises and performed the subcontract production of aviation precise parts since 1999. Since than, Jincheng has supplied many matched products of aircrafts for foreign enterprises including Boeing, Airbus and ARJ21. Jincheng has been approved as qualified complex parts supplier by one corporation in 2000.