1. Download and install the credit card APP of China Everbright Bank in the "App Store" that comes with the mobile phone.

2. After entering the app, click "My" in the bottom bar.

3. Click Login after entering.

4. Enter the reserved mobile phone number and login password, and click "OK".

5. Click "Service" at the bottom of the personal interface.

6. Find "Card Issuing Inquiry" and click Enter.

7. Enter the cardholder's ID number, and then click OK.

8. Click "Send Dynamic Password".

9. Enter the received dynamic password, and then click OK.

10, which displays the basic information that can be queried and sent. The first line is the email number of the credit card.