1. Ctrip. com also buys tickets through China Railway Customer Service Center, and then it has to add a handling fee or force customers to buy insurance before selling it to passengers.

2. Ctrip pays the ticket with its own account, not the customer's account.

3. After the refund, the ticket is returned to the original account, which is Ctrip's account, not the customer's account. The customer's account is only related to Ctrip. Therefore, after the refund, the customer should contact the customer service and return the ticket to the customer's account.

4. After picking up the ticket, you should go to the refund window of the railway station to refund the ticket. It can be refunded at any train station in the country.