GNS was established by 7 RF engineers in 1981, headquarters based in Taiwan and has factories in TAIWAN and CHINA. The company focus on RF products design, manufacturing and world-wide marketing. We dedicate full energy to precious creativity. Products span wide spectrum of CATV/SAMTV equipments, 3C RF related solutions, and video transmission/reception via off-air/satellite. In a short time, GNS provides OEM/ODM service cover US, Asia and Europe market.