Credit stain, also known as bad credit record. It belongs to the restricted category of personal credit records. After a bank customer applies for a loan, due to some reasons, the repayment is overdue, that is, credit stain. Different banks have different approval standards for personal credit records. With the change of time, consumers' economic situation and repayment situation will also change, and banks will not always pay attention to consumers' early bad credit records. On 20 12 1 1.2, the central bank confirmed that the new version of personal credit report had been launched, and credit cards and loans overdue before 2009 10 were no longer displayed, and overdue records were kept for five years thereafter, which meant that citizens' negative overdue records were no longer accompanied by their lives. If they can repay in full and on time within five years, their credit will be cleared.