Caller ID
A telephone service available both in digital and analogue systems allows displaying a number of the calling subscriber on the display. And where it is possible the caller’s name can be also lighted up.
Direct Inward Dialing Support. This function is offered by telephone companies with the goal that ATC clients could connect all range of company numbers to one or several lines. The aim is to give a personal number to every employee without having to connect it to a separate phone line. Thus, all telephone traffic can be divided and controlled more efficiently.
Telecom China Sourcing
The great Tang Dynasty is one of the most splendid period in Chinese history.Datang Telecom Technology and Industry Group,with headquarter located in Beijing(capital of china),services nation wide,and is ambitious for whole world at the same time.It is de
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