The temporary credit line of ICBC was rejected because the credit rating was not reached. Solution:

1, paying off large debts.

2. Pay off debts on time.

3. Get a credit card.

4. Unused credit cards should be cancelled in time.

5. Repay on time. Never overdue repayment.

6. If the repayment deadline is missed, communicate with the card issuer in time.

7. If conditions permit, the amount of each repayment shall exceed the minimum repayment limit.

8. Don't write off the old accounts that have been paid off immediately.