1. The difference between China Merchants Bank Credit Card Associated Card and Credit Card Associated Professional Edition is: Credit Card Associated Card generally refers to the function of automatic repayment. The professional version of credit card association means that after the credit card is associated with the professional version, you can check the information of the credit card through the professional version, or when you pay online, you can choose "Pay by Professional Edition" and then pay by credit card. \xd\2. How to bind China Merchants Bank's credit card with one card: \xd\ Method 1: When you apply for a credit card, you can fill in the card number of China Merchants Bank on the application form. \xd\ Method 2: I bring my ID card at the counter, and I need to bring my debit card and credit card to fill in the application for automatic repayment of credit cards, and both cards need to be mine. \xd\3. Process of Credit Card Related Professional Edition of China Merchants Bank: \xd\ First, it is necessary to bind the related repayment of savings card and credit card; If multiple credit cards of China Merchants Bank want to be associated with the professional version, log in to the professional version, and there is "Professional Edition Management" in the upper right corner. Click "Certificate Associated Credit Card" and select the card to be associated.