It should be a setup problem. First enter the public account of CCB, click Next, and then click Next. The system will provide the card number according to the input information. After the final application is successful. Use the credit card of China Construction Bank to bind WeChat installment. Pay attention to China Construction Bank on WeChat WeChat official account, click on the credit card, first select the card number applied for, and then choose how much to divide. Bind the credit card with the corporate account of CCB. If it is checked correctly, how many issues can't be checked immediately, and then click Submit.