GCI Science & Technology Co., Ltd.(GCI), formerly known as civil communication division of the 7th Research Institute of China Ministry of Information Industry, was established through institutional reform in 2000 It was approved as a new hi-tech and software enterprise, acquiring the international certificate of ISO9001 and ISO1400. GCI is one of the earliest companies who engaged in the development and production of LED screens, communication equipment including antennas, repeaters and etc. Our products are wildly used in the electinical and communication field