What can I exchange for the mileage of China Southern Airlines?

The mileage of China Southern Airlines can be exchanged for free air tickets, and the mileage is also valid. In order to avoid waste, it can be exchanged before the expiration date. Definition of China Southern Airlines Mileage: Air Mileage, professionally called frequent flyer program, is equivalent to the airline's membership points program. It means that you can get a certain mileage by plane. When the mileage accumulates to a certain amount, it can be converted into free air tickets. Similar to the credit card rebate system, the purpose is to attract the loyalty of frequent travelers. China Southern Airlines enjoys preferential treatment: As a member of China Southern Airlines Pearl, every time you take the flight of China Southern Airlines, SkyTeam and other airlines' aviation partners and use the products and services of partners such as banks and hotels, you can get mileage rewards, which can be used to redeem free award tickets and upgrade. Million car purchase subsidy