hello, to increase the temporary credit card limit, you can apply for increasing or canceling the temporary credit card limit through the following channels (except for business cards). 1. You can log in to credit card online banking at any time and click Account Management-Account Limit Management-Temporary Limit Adjustment to apply. Our bank will review the card usage according to the cardholder's consumption and repayment. 2. Telephone voice self-help: Call the credit card customer service hotline at 8825555 and enter 2-3-1 as prompted to apply.