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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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