Train tickets purchased by credit card can be refunded. Users can contact bank customer service for refund. Refund fee is not charged for refunds more than 0/5 days (excluding) before driving/kloc; More than 48 hours before driving, a refund fee of 5% of the fare will be charged when the ticket is refunded; If it is more than 24 hours but less than 48 hours before driving, a refund fee of 10% of the fare will be charged when the ticket is refunded; If it is less than 24 hours before driving, a refund fee of 20% of the fare will be charged when the ticket is refunded.