How to use hotel vouchers to buy train tickets?

1. Open Ctrip's website and log in to Ctrip's account.

2. On the left of Ctrip. Com, there is a hotel reservation page, click on the hotel reservation.

3. When the hotel page appears, you need to use Ctrip hotel vouchers, so you should choose a hotel with a "refundable" logo.

4. Select the eligible hotels, click on the reservation, enter the order filling page, and click on the "Use Coupon" option at the bottom.