You bought it in February this year. At that time, it was 1.1 times 7.05%, and 7.755% was considered normal.
Loan principal: 160,000 yuan
Loan period: 15 years (180 months)
Calculated based on commercial loans, equal principal and interest
Annual interest rate: 7.755% (1.1 times of 7.05%), (monthly interest rate 6.4625‰)
Monthly payment: 1,506.5 yuan
Total interest: 111,169.91 yuan