Are you asking what to do with the interest accrued by Industrial Credit Card without knowing it? Verify with the bank that the outstanding balance needs to be repaid, and the interest on any outstanding balance will be cleared. If the Industrial Bank credit card accrues interest without knowing it, you can consult the Customer Service Department of Industrial Bank to find out the reason. If there is an unpaid debt in the early stage, you need to repay it in time. If there is no interest accrued on the debt, print out the interest details and report it to The bank appealed for the interest to be cleared.