Legal analysis: If the interest rate agreed by both parties at the time of contract establishment exceeds 4 times the quoted interest rate of one-year loan market, it is legal. Convert the annualized comprehensive interest rate to 36%, that is, the annual interest rate is 36%. The calculated monthly interest rate is 3%. The annualized comprehensive interest rate usually appears in loans, which is the comprehensive cost of loans to users and is finally converted into annual interest rates.

Legal basis: Article 26 of the Decision of the Supreme People's Court on Amending the Provisions on Several Issues Concerning the Application of Laws in the Trial of Private Lending Cases: "If the lender requests the borrower to pay interest at the interest rate agreed in the contract, the people's court shall support it, except that the interest rate agreed by both parties exceeds four times the market price of one-year loan at the time of the establishment of the contract.

The' one-year loan market quotation' mentioned in the preceding paragraph refers to the one-year loan market quotation issued monthly by the National Interbank Funding Center authorized by the People's Bank of China from August 20, 20 19. "