What should I do if Dehong epidemic prevention code shows the wrong itinerary?

Dehong's epidemic prevention and health code shows that the trip is wrong. You can try refreshing the network. The abnormal data of communication travel card is usually caused by server crash, which may be caused by the increase of traffic. When presenting the travel code, the communication big data travel card shows that the application service is abnormal and cannot be used. If there is any abnormality in the travel card service, you can also inquire by SMS, and send a message CXMYD to the operator, to 1000 1 for telecom users, to 10086 for mobile users, and to100 for Unicom users.