Noble Opto has grown to become one of the most advanced and innovative high-tech company within the road traffic safety equipment industry in China. With a rich experience of designing and manufacturing high quality and practical loop detector for sales to worldwide corporations or organizations. our main product including the loop detector and video camera detector. what's more. vehicle detectors are easy to install. our main product including traffic signal light, vehicle detector sensor, controller system. vehicle detectors is easy to set-up and installation. its's application in the traffic environment is traffic control(traffic lights), toll system and vehicle counting. There are certificates of conformity showing we comply with relevant international quality standards such as EN12368, Fcc, RoHS, CE, ISO9001, Software copyright and patent for utility models utility model patent. since the 2008 year. our company establishment. we export large quantity loop detector to our customer and receive good feedback.in additions. we have a professional R&D department. According to different demand. we will offer different resolve solutions. Our aim was to offer good quality product and good sale services. In other words. Good quality is equal to more orders. we believe that our product will spread over the world. Hard work and expecting the future.