1. Download and install ICBC mobile banking software to complete mobile banking registration;
2. After the registration is completed, open the software and click "Login to Mobile Banking" at the top;
3. Enter the user name and password, and the account number can be your own mobile phone number;
4. After logging in, find "Mobile Phone Recharge" in the column of "Mobile Phone Life" and click to enter, as shown below:
5. After entering, click "National Telephone Charge Recharge";
6. After the final recharge amount is entered, click "Recharge Now" below and enter the payment password as required to complete the recharge.