In the business card printing stage, you can try to check the credit limit of the new card through CCB online banking, mobile banking, WeChat, credit card service hotline and SMS (if it is the first card, after receiving the SMS sent by CCB, you can use the mobile phone number reserved by CCB to edit the SMS "the last four digits of the card number are 3 13#" (the last four digits of the card number are found in the SMS sent by the credit card).