How to change train tickets online?
① The change of train tickets for ordinary trains can only be handled before departure. In case of special circumstances, it can be handled with relevant certificates and the consent of the stationmaster within 2 hours after driving.
② Train tickets for bullet trains and high-speed trains can be changed at any time before the train leaves, and only the number of trains on the same day can be changed within 2 hours after the train leaves.
Passengers who book tickets online can change their tickets online no later than 2 hours before the departure of the train without picking up the tickets. If the ticket has been picked up or the train departure time is less than 2 hours, you need to go to the train station to change your ticket.
④ Visa change can only be made once, only the date and times of travel can be changed, and information such as departure place, arrival place and passenger's name cannot be changed. Round-trip tickets and connecting tickets cannot be exchanged.