1. Check at the check-in counter to confirm whether your luggage meets the baggage priority service requirements of China Southern Airlines;
2. Log in to China Southern Airlines APP and apply for baggage priority service online;
3. According to the guidelines of China Southern Airlines APP, provide relevant baggage information, such as baggage size and weight;
4. After confirming that the baggage information is correct, submit the application;
5. China Southern Airlines will provide you with corresponding baggage priority service according to your baggage information.
It should be noted that the baggage priority service of China Southern Airlines may change due to flight arrangement, baggage quantity and other factors. It is recommended that you communicate with the customer service or check-in counter staff of China Southern Airlines in detail before handling to avoid misunderstanding or omission.