Hangzhou Xizi Optoelectronics & Network Co., Ltd. engaged in researching and developing in the CATV products for a very long time. The main products are as follows: intelligent optical transmitter (its wave length is 1550nm/1310nm), indoors optical receiver, outdoors optical receiver, multi-channel optic receiver, optical node working platform, reverse transmitting unit, intelligent subscriber addressable charge management system, anti-thunder power control system, bilateral trunk Amplifier, trunk & subscriber Amplifier, 5～1000 MHz high RFI splitter and tip series, system wall socket, network power suppliers, cable network fittings and so on.

Shenzhen Sanland Elec. Co., Ltd. is a leading manufacturer of CATV hybrid Amplifier module in China. It specializes in the research, development and production of high quality modules. Sanland based on the principle of "Technology oriented, Pursuing excellent".