Tall man. The official interest rate is 8.8%, while the actual annualized interest rate is 15.86%. The nominal interest rate of installment repayment in Bai Hua seems low, but the real interest rate is high. Choosing 3 or 12 installment payment is more favorable than the corresponding installment repayment. Bai Hua is essentially a credit card, and the annualized interest rate of installment repayment is basically the same as that of credit card installment repayment of major banks.