Hello, if you apply for installment through a merchant, you need to contact the merchant for further verification. If you apply for half-year installment through our credit card mall, please call the credit card customer service hotline: 8008205555 (fixed telephone only) or dial 4008205555 (local telephone charge) and enter the account opening certificate number+#-the system will enter the verification process -9 and enter the manual verification. For customers who do not hold a card, press 3.