Please log in to Palm Life (Credit Card APP): Select "Card. Finance → Card Manager" to enter "Query Card Number" in the upper right corner of the card information page, click and verify through "Query Password + SMS Verification Code" After that, you can get the complete card number; you can also go to the local China Merchants Bank counter with your ID card, and the staff will verify your identity and then dial 4008205555 to check the card number.