Need. When the lender's loan has not been repaid for a long time, if the long-term repeated dunning fails, the bank will classify the loan as bad debt. 10 years of bad debts still have to be paid. If it is not returned, the bad debt information will always be recorded in the personal credit report. When applying for credit cards and loans, banks and lending institutions that access the central bank's credit information system usually inquire about users' credit information. If it is found that users have outstanding bad debts, they will basically not grant cards or loans to users.