Legal basis: Article 37 of the Regulations on the Administration of Pawnbroking Industry, the pawn interest rate is converted according to the six-month statutory loan interest rate of banking institutions and the pawn period announced by the People's Bank of China. The interest on the pawn shall not be withheld. Article 38 The comprehensive expenses of pawn include all kinds of service and management expenses. The monthly comprehensive rate of chattel pledge pawn shall not exceed 42‰ of the pawn amount. The monthly comprehensive interest rate of real estate mortgage pawn shall not exceed 27‰. The monthly comprehensive rate of property pledge pawn shall not exceed 24‰ of the pawn amount. If the current period is less than 5 days, the relevant fees will be charged for 5 days.