At present, China has a complete R & D and manufacturing capacity of the aero-engine industry chain that is dominated by Hangfa group, which is mainly composed of five links: upstream raw materials and parts, midstream subsystem, downstream complete machine manufacturing, and maintenance support.
1) Upstream raw materials and parts: mainly scientific research institutes and their subordinate enterprises, emerging private enterprises also have certain competitiveness, especially in the field of parts, with high participation of private enterprises. Titanium alloys are extensively used in the aerospace industry due to their excellent performance in an aerospace environment.
2) Midstream subsystem: led by the control system manufacturer of Hangfa group, Hangfa control and 614.
3) Downstream complete machine manufacturing and maintenance:
Military aviation engine manufacturing is mainly based on aviation engine power, and civil aviation engine manufacturing is mainly based on aviation engine manufacturers. Military maintenance is mainly in the charge of military maintenance plant and aviation power, In terms of civil maintenance, Sichuan SNECMA, a joint venture, is a leading civil engine repair factory in China.
