1. Contact the customer service of the bank: contact the customer service of the issuing bank, explain the situation to them and ask them to help solve the problem.
2. Contact the payment institution: If the credit card is traded through a third-party payment institution, you can contact the customer service of the payment institution, explain the situation and ask them to help solve the problem.
3. Re-swipe your card: If the money has not arrived due to the transaction failure, you can re-swipe your card to ensure the success of the transaction.