CCB customer service for consultation. CCB's installment quota can only buy large-scale durable consumer goods, weddings, childcare, home improvement, tax payment, health and other commodities. If you want to know the specific content of merchants who can use credit cards, you can call the customer service phone of CCB for consultation. CCB installment pass is a credit card installment product launched by China Construction Bank. For those cardholders who have insufficient credit card limit but need high credit card limit, it has the characteristics of convenient accounting application, wide use, exclusive credit limit and easy repayment.