1. Find the "Bank of Communications" application on the mobile phone desktop and click to enter.
2. Find the "Credit Card" option in the Bank of Communications application interface and click to enter.
3. Find the "More" option in the credit card interface and click to enter.
4. Find the "Credit Card Activation" option in the jumped interface and click to enter.
5. Then enter the card number of the Bank of Communications credit card and click "Card Activation" below.