Air China Department: Among them, Air China Southwest Branch, Tibet Airlines and Shenzhen Airlines all belong to the Air China Department, which is controlled by Air China and has the strongest strength.

Sichuan Airlines Department: The second shareholder of Chengdu Airlines is Sichuan Airlines Group, so it should be assigned to Sichuan Airlines Department together with Sichuan Airlines to achieve "favorable weather, favorable geographical conditions and harmonious people".

China Eastern Airlines Department: Among the four major airlines, China Eastern Airlines Sichuan Branch was established on 20 10. Although "young", it has made great achievements in plateau routes and tourist charter flights.

HNA Department: Although HNA failed to set up a branch, Xiang Peng Airlines, a subsidiary of HNA, which sent a "vanguard" last year, has taken the lead in attacking the Chengdu market and occupied a seat.

Ps: Among the four major airlines, only China Southern Airlines exists as the sales department in Chengdu market. However, the company is also actively contacting the Civil Aviation Administration. Last year, Guo Jianye, director of the Marketing Committee of China Southern Airlines, and his party called on the Southwest Administration of Civil Aviation, and said that they planned to set up a branch in Chengdu, hoping that the Administration would give guidance, support and help in related work. Some insiders believe that so many airlines want to set up base companies in Chengdu, which shows that the charm of Chengdu aviation hub is increasing day by day. Therefore, setting up a base airline in Chengdu has become the most important step in the planning blueprint of many airlines.