There is no interest for the 100,000 installment of China Merchants Bank Credit Card, only a handling fee, and the maximum is 24 installments. Taking 24 installments as an example, the installment fee per installment = 100000*0.68 = 680 yuan, the principal of each installment = 100000/24 ??= 4166.66 yuan, and the monthly repayment amount = 4166.66 680 = 4846.66 yuan.