Exchanger net in Chongqing
The exchanger net in Chongqing is market Installation 、Maintenance group telephone 、Telephone exchange engine 、Program controlled switch engine 、Figure program controlled switch engine 、Dispatch engine 、Trasmit,
JSY2000-06 digital PABX system, SOT600 digital PABX system, HJK-120 analog PABX, SOC3100 Multi-functions KTS and SOC-G08 series Fiber Optical transmission System. All of these products are designed according to ITU-T standard, and have wide application ability, powerful functions, rich trunks and are made to a high standard of reliability as well as having lighting protection, high voltage protectors etc.

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