How to use mobile phone to call?
Appointment call
Step one: Call System connection number
National Connection number : 4006-800-825
Step two: Please hang up when you have heard system ringtone
This ringtone is played before you are connected, so it is free. Feel free to use
it and you may check your call record if you have any problem.
Step 3:answer system call,start conversation after entering dialed number
Tip: you may save speed dial number for your contacts in your phone book. The system will automatically call corespongding contact person when you enter "speed dial number"+"#"