Nanjing Wanghang Aircraft Component Maintenance Engineering Co., Ltd  (hereinafter referred to as "WHMEC") is devided from the former AVIC No.609 Reasearch Institute (Aviation Industry Corporation of China). It's one of the enterprises engaged in the aviation mechanical component maintenance with the complete test equipment.
  Located in Nanjing, Jiangsu, WHMEC enjoys a superior geographical location. WHMEC has also established cooperative relationship with top domestic aviation research institutes and universities in the neighborhood, such as Nanjing University of Aeronautics and Astronautics and Nanjing Aviation Electromechanical Hydraulic Engineering Research Center to proceed ongoing technological innovation and enhance maintenance capability and level.  
WHMEC is one of the several domestic maintenance enterprises that possess maintenance certificates like CAAC, FAA, EASA, and JMM at the same time. We have passed military standard GJB2009B quality management system certification, High-tech enterprises certification and won multiple honors like Municipal 2nd Award for Scientific and Technological Progress, “Enterprise that Honors Contracts and Keeps Promises”, “Key Protected Unit in Intellectual Property Protection Program” and “Outstanding Private Enterprise”, etc. 

  Our Company has a batch of professionals who have many years' experience in the aviation component research and maintenance. They have deep understanding in the thories of aircraft system and component, which ensures a fast and effective judgement of the defects. Through more than 20 years’ cultivation and progress, WHMEC accumulated rich experience in aircraft component maintenance including hydraulic control system, mechanical drive system, pneumatic system, fuel system, ignition system, electrical system, wheel & brake, etc. At present, WHMEC is among the best in the industry in China no matter in enterprise scale, maintenance qualification, maintenance capability, or market share.
WHMEC occupies over 12,000㎡, including 4,500㎡ of office buildings and 7,500 ㎡ of factory buildings, which are all modern fully-closed frame structure, with sufficient fixed facilities like water, power, air sources. The process layout is reasonable. Besides sufficient generic and special tools, it also has more than 80 sets of main test equipment in service with approval, which can fully meet the maintenance requirements of aircraft hydraulic, pneumatic, fuel, electronic and electrical, wheel & brake and other systems. 
  “Use quality to win the trust of customers and provide the aviation with security service. Keep the path with the science and technology and estabish integrity in the business” This is WHMEC’s unchangeable concept. And we always comply with our firm belief, “scientific management, continuous improvement, serve the aviation, benifit the society.”