1, prepayment: users need to apply for prepayment in CDB student loan system, otherwise they cannot repay.

2. Due repayment: users do not need to repay every month. When the loan contract expires, you will be required to return all the loans together. CDB will also pay the repayment amount to Alipay, and Alipay will withhold it on its behalf.

Student loans are repaid through Alipay.

1. Log in to Alipay account-Application Center-student loan repayment;

2. Enter the borrower's Alipay account, ID number and verification code, and inquire about loan repayment information;

3. Check the repayment amount and repay the loan;

4. Enter the cashier to pay;

5. The repayment was successful.