How to get back the train ticket that was accidentally returned?

It's impossible to get it back, so we must buy a new ticket. \x0d\ 1。 Refund: \x0d\ 1. If the passenger returns the ticket 15 days in advance, there is no need to pay the refund fee; \x0d\ 2。 /kloc-5% of the fare will be charged for the refund within 0/5 days and more than 48 hours from the departure time; \x0d\ 3。 If it is between 24 hours and 48 hours before the departure time, charge 10% of the fare; \x0d\ 4。 If the departure time is within 24 hours, 20% of the fare will still be charged. \x0d\ II。 Change of ticket: \x0d\ Passengers can only change the date, train number and seat when changing their tickets, but passengers, departure stations and destination stations cannot change their tickets. \x0d\ 1。 If the departure time exceeds 48 hours, passengers can transfer to other trains during the pre-sale period; \x0d\ 2。 Passengers who are less than 48 hours away from the driving time can change their tickets before 24: 00 on the day of departure; \x0d\ 3。 Passengers can also change their tickets after departure, but they can only change their tickets on the day of departure and must do so at the departure station; \x0d\ 4。 If the departure date of the changed ticket is during the rush hour in Spring Festival travel rush, that is, from February 4th, 20 15 to March 4th, 20 15, 20% of the fare will be charged for the refund.