1. Log in to the credit card official website and make inquiries through online banking, provided that the online banking of China Merchants Bank is opened. Thirdly, after entering the page, click "Online Banking Login" on the right, and enter the ID number, inquiry password and additional code to log in to the online banking for viewing. After repayment, the line will be restored in real time, and you can check the recovery of the line.

2. When spending with a credit card, you can see the details of outstanding bills and the details of issued bills. The so-called unpaid bill details are usually the consumption details from the day after last month's bill date to this month's bill date, and there should be a formula for last month's repayment, so that you can know your repayment last month. In the bill details, you can query the bills of the past 12 months, in which the repayment situation (formula) of the current month will appear every month.