Is committed to optical communications, wireless communications, data communications, microwave communications, development and application of test instrumentation. With ten years in the communications industry accumulation, and the German R & S Corporation, U. S. Companies such as GORE-known companies within the industry have a good working relationship. Our major customers include the Mobile, Unicom, no commission, Telecom, Netcom, Railcom, broadcasting, military and communications equipment manufacturers and major research company dedicated to optical communications, wireless communications, data communications, microwave communications, the development of test instrumentsand applications. With ten years in the communications industry accumulation, and the German R & S Corporation, U. S. Companies such as GORE-known companies within the industry have a good working relationship. Our major customers include the Mobile, Unicom, no commission, Telecom, Netcom, Railcom, broadcasting, military and communications equipment manufacturers and major research institutes, etc., and established long-term stable cooperative relations. The main products are: Spectrum analyzers, signal generators, test and installed cables and components, power meter, microwave power amplifiers, soft waveguide, splitters, attenuators, etc.