Changsha Intelligent Driving Institute (CiDi) is a company that develops and provides practical intelligent driving commercial vehicles and products. It offers Cooperative intersection surveillance system (CISS), a solution obtains real-time information of pedestrians, non-motor vehicles, traffic lights at intersections and send information to intelligent connected vehicles; Cooperative road surveillance system (CRSS), a road-side perception base station which can extend the perception range of the automated vehicle; Intelligent Road Side Unit (RSU 2.0); etc.