... manufacturing center of Shenzhen, China. It is adjacent to Hong Kong and only forty minutes drive away from Shenzhen Airport. We ... communications devices and accessory products. DSL splitter products include application for MDF and CPE ADSL, ADSL 2 +, VDSL, VDSL 2 + ... and ISDN. The main products for fiber optics include optic fiber patch cords, adapters, attenuators, optical ...