Beijing Human Information Technology was established in 2002. We are professional manufacturer of PDH multiplexer, protocol converter, optical modem and chassis etc. They are of high quality and stability.
Shanghai Baudcom Communication Device Co., Ltd. is the leading manufactures and exporters from Shanghai, China. It is a high-tech company that specializes in researching, developing, manufacturing and marketing data communication products.
Winyuan manufactures a wide range of broadband access communication products for the connection among TDM and IP networks; And fiber optical test instruments and Fusion Splicer to meet our customers' demand for fiber optical network deployment, installation, maintenance and technical support. Its product range mainly covers as follows:
Beijing WenXinDa Technology Co., Ltd. Is a high-technology company that specializes in researching, developing, manufacturing and marketing data communication products...We were established with a group of engineers who are experienced in the development of communication equipment more than 15yeares.
Shenzhen lightway photonics Co., Ltd., established in 2000, is one of a high-tech companies specialized in developing and manufacturing fiber optic components and communication network products and also serving network engineerings. Our fiber optic products can be widely applied to data-video transmission, CATV, long-distance monitoring, local network system, intelligentized buildings, broad-band-networks, military and satellite communication etc.
Hangzhou TAK communication Co., Ltd is a Chinese leading supplier of optical transmission products such as SDH fiber optical multiplexer, PDH/MSTP transmission equipment, E1/V. 35/serial RS232, 422, 485 data fiber modem, Fiber media converter, Voice optical multiplexer, E1 PCM multiplexer, TDMoIP device, Interface converter, HD video/audio/data fiber optical transmission, power over Ethernet, OLP optical line protection etc.