The subject wants to ask, "Is the interest rate of the reserve fund approved by Guangfa Bank very low?" ? Very low. According to the inquiry of official website of China Guangfa Bank, the bank's credit card imprest has no interest, and it charges 0.75% handling fee every period, and pays the handling fee every month. The maximum handling fee in each period is 0.75% of the principal, so the interest on approving the imprest of China Guangfa Bank is very low.