The monthly handling fee of 6‰ charged by CCB in installments is based on the total installment amount, that is, the monthly 30 yuan is divided into 12 installments, that is, the sum of handling fees is 360 yuan.
The other period is 5000/ 12=4 16.67 yuan, so the monthly repayment is 446.67 yuan, and the total repayment in 12 period is 446.67* 12=5360.04 yuan.