The increasing popularity of optical fiber communication, E1 standard interface widely used today, how to lower the cost effective solution to the audio flexibility, low-speed data, ISDN, computer access has become so special network technology engineers troubling issue. Guangzhou Hi-Tech Communications Equipment Co., Ltd., based on extensive market research, to win the house long, using today's latest communications technology to develop a Vango series of intelligent multiplexing equipment for electric power, railway, oil, coal, military, highway, etc. Data Access provides a set of economic, reliable, effective solutions. (more>>)