If the monthly repayment amount in average capital is different, it will be the largest in the first month, and then it will decrease month by month.

Your situation is as follows:

The total loan is 630,000 yuan.

The total repayment amount is 1076420.63 yuan.

Pay interest of 446,420.63 yuan.

The repayment in the first month is 5066.25 yuan.

After that, it will be reduced by 9.89 yuan per month.

Hope to adopt!