Hello, when a credit card purchase is returned, you can contact the merchant for a credit card refund (the money can be refunded directly to the credit card). The credit time depends on the processing time of the merchant's acquiring bank. The general time limit is 15 days. working days (monthly repayment is still subject to the actual account situation. If it is an installment refund, if the customer applies for a full refund after paying for the installment purchase, no matter what the fee collection mode is, the installment amount that has been paid will and handling fees will be refunded in full; if a partial refund is processed, the account adjustment method will be used during the accounting operation, rather than the merchant's refund being returned to the customer's account in one go.