To inquire about the minimum repayment of a China Construction Bank credit card, you can obtain information through the following different channels:

1. Call the customer service number of the credit card center of the bank where the credit card is located to inquire about the credit card bill status. You can learn the current status of the credit card. For the bill details and minimum repayment amount, the customer service number of the credit card center is on the back of the card;

2. Go to the counter of your bank with the credit card and the cardholder’s valid ID card, and you can check the credit card bill details Information;

3. Log in to the credit card column on the bank's website, enter the credit card number and query password, and you can query the credit card bill information.