You can transfer to the Alipay account on the contract.
You can also use the repayment application on Alipay. There is a student loan repayment application. After clicking, you will be prompted to enter your province card number and other information. After input, your repayment information will be displayed, which can be paid online, through Alipay balance or online banking. After payment, there will be a receipt.
It's ok to deposit on the 20th. I hope I can help you and adopt it.