A great option to make your trip more relaxing and pleasurable is to upgrade your experience with China Airlines. How to Upgrade on China Airlines There are several ways to improve your travel experience, from picking the correct cabin class to using frequent flyer programmes, competing for upgrades, or even upgrading with cash at the airport. Watch for special offers, discounts, and events that can give you the chance to experience the comforts of a higher cabin class. You may experience the finest that China Airlines has to offer by paying attention to the advice and suggestions provided in this manual.