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Shenzhen Ganghuatong electronic
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About Us
Company brief introduction
Shenzhen Ganghuatong electronic company is one of the enterprises, which is engaged a group telephone, distance to control commutation machine, telephone to exchange machine, distance to control a telephone, numeral commutation machine, adjust one degree machine, numerical distance to control to adjust one degree machine, closed circuit supervision system, public broadcast in order to predominate, the system, the net pass, computer and network profession of the VOIP ...
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