How to write a notice of bad credit information?

Dear * * customer, your loan or credit card bill is overdue for * * months, more than * * days. Your credit record has been seriously affected, please repay it as soon as possible, otherwise we will pursue it according to law. At the same time, according to the regulations, we will provide the overdue information generated by your failure to repay in full and on time to the basic database of financial credit information (credit information system). If the repayment has been made, please ignore this information.