1. Credit card-related debit card means that the cardholder has to bind through the counter or online banking, mobile banking and other clients. Cardholders can apply for credit card-related debit cards at the counter of the issuing bank with their ID cards or through online banking, mobile banking and WeChat banking of the issuing bank.

Second, take China Construction Bank as an example:

1. Open the official website of China Construction Bank, as shown below, and select "Personal Online Banking Login" in the upper left corner.

2. In the next personal online banking login interface, you can choose a user name or account number to log in to your online banking. As shown in the figure below.

3. After successfully logging in to personal online banking, select Credit Card in the main menu, as shown below. When the bank card is not bound with a credit card, the option to add a new account will appear at the bottom of the page.

4. At this time, you need to fill in the relevant information of the credit card carefully. Pay attention, especially the last few messages. Don't make a mistake.

This step means that the credit card and bank card have been bound.

Three. Precautions for credit card associated debit card:

? The effective date of 1) needs careful attention.

? 2) The current balance should be sufficient.

? 3) Ensure timely cash withdrawal and repayment.

? 4) Automatic repayment of foreign currency needs to be set separately.