Bank of Ningbo mortgage interest rate adjustment method is the following year's interest rate adjustment and monthly interest rate adjustment. At present, there are two main ways for banks to adjust interest rates: the next year's interest rate adjustment, that is, the lending bank will implement the new benchmark interest rate from 65438+ 1 in the second year after the central bank announced the interest rate adjustment. The monthly interest rate adjustment means that after the central bank announces the interest rate adjustment, the lending bank will implement the new benchmark interest rate from next month. In addition to floating according to the central bank's interest rate, there is also a fixed interest rate of the lending bank. The interest rate at the time of signing the contract does not change with the change of the central bank's interest rate hike and interest rate cut.