Since April 2020, the benchmark interest rate for 1 year is 3.85%, and the benchmark interest rate for five years or more is 4.65%. The bank determines the differential loan interest rate according to the loan purpose, loan nature, loan term, loan policy, personal credit of the lender and other related factors, that is, floating up (plus points) or floating down (minus points) on the basis of the benchmark interest rate. The bank loan purpose, loan nature, loan term, loan policy, personal credit of the lender and other related contents determine the interest rate level, and the upper limit is 4 times of the benchmark interest rate for the same period.