Taking China Merchants Bank's mobile banking (Pocket Life) as an example, the steps for inquiring the credit card limit are as follows:

1. Open the standby desktop of the mobile phone, find and click "Pocket Life APP".

2. Go to the homepage of the APP and click "My" in the lower right corner to log in.

3. Enter the login page and enter the bound mobile phone number and password (the mobile phone number bound by the bank card, the password is just the login password).

4. After logging into the account, enter the APP, find "credit limit" and click "credit limit".

5. Enter the "credit line", the fixed line is the credit card line, and the available line is the line that can still be consumed at present.