The steps to activate a CITIC Bank credit card on your mobile phone are as follows:

1. On the homepage of the CITIC Bank APP, click "My Credit Card" to enter the credit card management page. If you have not bound your credit card, you will need to bind your credit card before you can activate it.

2. Select the activation method. On the credit card management page, you can see the basic information of the credit card and some operation options.

3. Click the "Activate" button, then select the "Mobile Activation" method to activate, and enter the verification code to activate.