Air Changan is a Chinese domestic airline. Its main operating base is Xi'an Xianyang International Airport, serving several cities in Shaanxi Province. Initially an independent carrier, Air Changan merged with Hainan Airlines in 2000 and was later absorbed into that airline. Air Changan resumed service as an independent airline in May 2016, providing flights to four Chinese cities with three Boeing 737-800 aircraft.
ソース: Wikipedia