What is the instruction for Unicom to exchange points for telephone charges?

Users of Beijing Unicom can send short messages "JFCZ# phone bill amount" (the initial of credit recharge) or "JFDH# phone bill amount" (the initial of credit exchange) to 100 10. For example: exchange 500 points for 5 yuan phone bill and send "JFCZ#5" or "JFDH # 5"; 1000 points are converted into 10 yuan phone charges, and "JFCZ# 10" or "jfdh #10" are sent; And so on.

Tips: At present, the convertible amounts are 5 yuan, 10 yuan, 20 yuan, 30 yuan, 50 yuan and 100 yuan.