Tall man. The maximum annualized rate of credit card installment is less than 20%, and the installment rate of each bank is different. According to the inquiry data, the highest rate in the 48th issue is only 3.7%, and 3.9% is already very high. Some banks have begun to try to express the annualized interest rate of credit cards to consumers. This will not only enable consumers to have a clearer understanding of lending information, but also lay the foundation for effectively curbing "impulse consumption".