Hello, first of all, thank you for your support to China Telecom. According to your description:

It is suggested that you send a short message to open the traffic packet as shown in the above figure, for example, send a monthly 50M 5 yuan traffic packet from 4 1225 to 1000 1.

If you need to check the bill and pay the phone bill, please go to the online business hall of Anhui Telecom. /kloc-sent to 2 yuan after 0: 00.

I hope my answer can be adopted by you.