Ningbo JoiwoShanghai0000

Ningbo Joiwo is mainly dedicated to internal emergency dedicated communication systems for subway high-speed rail, highway tunnels, petrochemicals, metallurgical nuclear power, offshore engineering, jail, hospital, bridges and mines, etc. PAGA broadcast dispatch, scenic area, airport tourist helps management scheme, municipal SOS, 110,119 alarm system; special industrial VoIP telephone, Explosionproof telephone, SOS telephone, network management, R&D, production and sales of SIP/Wireless/Fiber dispatching system. We manufacture most of the parts of the telephones by ourselves and it gives us much advantage over the cost and quality control.