The credit loan is like this. If you pay it back in two years, the interest will be high.
Are you made of Gitzo? If it is a big loan company, you can call to complain and express your dissatisfaction and see if they have a good solution. Of course, it would be better to solve the problem if you can enter the media.
Because after all, the money is not too much, and you don't need to spend too much experience, so it is recommended to repay in advance if you have the ability, and don't borrow this money next time unless you have to.