There are several ways:

1. Call the 24-hour customer service hotline of Bank of Communications Credit Card Center: 400-800-9888 to apply for a temporary limit increase.

2. Use the "Pay Now" app to apply for an increase.

3. Use the reserved mobile phone number to edit the text message ccty and send it to 95559 to apply for a quota increase.

4. Log in to Bank of Communications online banking to apply.

5. Apply at a Bank of Communications branch.

Extended information

The requirements for temporary limit adjustment are relatively low. You can apply for the Bank of Communications credit card after using it for 6 months.

After the cardholder successfully applies for a temporary limit, the limit will take effect immediately. However, the temporary limit is only valid for a short period of time, and the validity period is generally not more than 60 days, and extension cannot be applied for after the temporary limit expires.

Bank of Communications will have a system to judge how much the temporary limit of each customer's credit card can be increased. The limit adjustment will be different for each person's card usage.

After temporarily increasing the limit of Bank of Communications credit card, you must remember to repay it in full. The temporary limit cannot be partially repaid and installments cannot be applied. Put an end to bad card usage records and make repayments on time. Even if you cannot repay in full, you must repay the minimum repayment amount on time and pay interest.

Reference: Baidu Encyclopedia_Credit Card Limit