Mobile banking can transfer funds to credit cards across banks. The method is as follows (taking the Postal Savings Bank mobile banking client as an example):

The first step is to click on the "Postal Savings Bank" mobile client on your phone to enter the homepage of the Postal Savings Bank mobile app.

The second step is to open the home page of the Postal Savings Bank mobile banking app and click "My" in the lower right corner to enter the login interface.

The third step is to enter your account number and password on the login interface and successfully log in to mobile banking.

The fourth step is to return to the homepage of mobile banking and click the "Smart Transfer" button on the upper right to enter the smart transfer interface.

The fifth step is to enter the transfer amount, the name of the payee and the bank card number of the other party for inter-bank transfer on the smart transfer interface. After entering the bank card number, the system will return the bank name corresponding to the other party's card number. The user can Verify, click "Confirm" after verification to enter the payment interface.

Step 6: Enter the payment password on the payment interface, and then click "Confirm" to submit.

Step 6: After submission, the system will show that it has been successfully accepted, and under normal circumstances, the payment can be received in real time.