Shenzhen Tongxin Technology Co., Ltd. has been engaged in developing and manufacturing various LED displays for ITS (Intelligent Transportation System) since 1995. We produce by taking advantages of sound technolgy and advanced producing/testing equipments. As well, we introduce the latest technology from Silicon Valley in the US and optoelectronic technology from Japan. We are now a hi-tech enterprise specializing in developing LED displays. We are also one of the executive directors of the magazine Transportation Information Industry of China and weâve won certificates of Product Check Report and Lisence for Traffic Productsâ Production and Installation issued by Ministry of Transport.With superior talents in multi-media developing and video/image processing, we produce high-quality LED displays with various specifications. Our catalog covers unicolor/bicolor image and letter displays/video displays, tricolor (full-color) displays with 1024 gray scales, strip displays with a few letters and over 100m2 large-scale outdoor ad displays. Your custom specifications are also welcomed. Featuring with rich colors, high clarity and function of synchronous TV display, our wetherproofing LED displays are superior to that of our competitors. Your selection includes dynamic/static changeable message signs, changeable speed limit signs for traffic, changeable roadway control signs, traffic signs, LED traffic guiding system and indoor/outdoor full-color displays.Due to our rich experience and sound reputation, we are one of the stable suppliers of some stock exchanges in China. Our displays are also well-received by other countries and regions in the world. We have over 100 employees, 90% of which are with bachelorâs degree. We have sub-branches and offices all around China, backed by a strong marketing and aftersales servicing team.