According to relevant data, HNA has 1 base in Haikou alone, which is called HNA Haikou regular operation base. It is located in meilan airport, Haikou, near Haikou Branch of China Southern Airlines. It is the main brain of HNA headquarters, and it is a large-scale comprehensive base integrating comprehensive building, canteen, dormitory, training classroom, aviation catering, fleet, warehouse, maintenance center and aircraft maintenance.

HNA generally refers to HNA Group Co., Ltd., which is a multinational enterprise group with air transportation as its core business. There are 14 participating airlines and 13 participating airports. The fleet size is nearly 900, there are about 2,000 domestic and international routes, and there are more than 200 navigable cities. The annual passenger traffic exceeds 654.38+0.2 billion passengers.