Where is HNA's airline?

Hainan province. HNA is the abbreviation of Hainan Airlines Co., Ltd., established on February 29th, 1995, and registered at HNA Building, No.7 Guoxing Avenue, Haikou City, Hainan Province, China. Therefore, HNA is an airline in Hainan Province and the first joint-stock enterprise of China Civil Aviation, with total assets of 6.5 billion yuan, working capital of more than 9 billion yuan, more than 3,500 employees and 32 aircraft, and 60 aircraft have been opened up.