1. Open the Postal Mobile Banking software on your mobile phone and click the credit card button.
2. Click the credit card account inquiry button on the credit card interface that appears.
3. At this time, the system pops up a prompt that no credit card has been added. You can click the main menu in the upper right corner to return to the main interface of mobile banking.
4. Return to the main menu of mobile banking and click the Account Management button.
5. In the account management interface that appears, click Add Account.
6. In the account addition interface that appears, enter the credit card account number that needs to be associated, and click Next.
7. Continue to enter the relevant account information in the jumped interface, such as query password, validity period, etc. and click OK.
8. At this time, the system pops up a prompt that the mobile banking has been successfully bound to the credit card.
9. Now return to the credit card interface to see the bound credit card.