Founded in 2001, Shenzhen Longsign Electronics Co., Ltd. is a hi-tech enterprise engaged in the research, production and marketing of sundry high frequency electronic tuners, radio-frequency modulators, and DVB-S/T/C tuners. Our products are widely used in TV sets, LCD TVs, HDTVs, bus AVs, DVB-satellite receivers, CATV set-top-boxes, VCD/DVD players, car audio systems, home theaters, Hi-Fi game videos, multimedia TV cards, and other high-frequency receivers of communications industry. While expanding domestic market, we are also active in developing overseas markets. Today we are proud to expand our business throughout more than 30 countries and regions in Europe, South America, North America, and Southeast Asia
