Facts have proved that the temporary credit line of China Merchants Bank cannot be changed into a fixed credit line, but it can be extended appropriately. The specific steps are as follows:

1. Open the Pocket Life Personal Center of China Merchants Bank and click the credit line.

2. Next, you need to find the adjustment quota and select Enter.

3. At this time, after selecting the expiration date, the application will be submitted directly.

4. Enter the verification code received by the mobile phone, and click OK if there is no problem.

5. This will remind you that the temporary limit of credit card has been extended successfully.