It must be high, and you can't get in without undergraduate and graduate degrees. Chengdu Li Hang Aviation Technology Co., Ltd. is a wholly state-owned enterprise invested and established by No.5719 Factory of China People's Liberation Army. Located in Pengzhou Aviation Power Industrial Park, Chengdu, the production park is a national high-tech enterprise specializing in the research and development of advanced aero-engine parts for military and civilian use.