Time regulation for refund of high-speed rail tickets

Half an hour before departure is fine.

Tickets can be refunded half an hour before the train leaves, but there is a refund fee. There are two rules for passenger train refund: window ticket purchase and internet ticket purchase. The two provisions for refund are as follows: if you buy tickets at the window, please apply for refund in the following ways: when passengers request a refund, please go to the station before the departure time specified on the ticket face, refund all the fares and check the refund fee.