The main business is: Road traffic safety early warning products, solutions and services. The invented products such as the automatic pedestrian crossing warning system, the non-light-controlled intersection pedestrian and vehicle intersection warning system, the convergence (meeting) vehicle early warning system, the road section anti-fatigue system, and the multi-target radar on-site speed measurement standard device are in a leading position in the industry in China. All of them have passed the testing and certification of the national metrology department and the testing agency of the Ministry of Public Security, and have been successfully applied to Tianjin Sino-Singapore Eco-City, Jining High-tech Zone, Shandong Jiqing Expressway North Line, etc., with performance in more than 10 domestic cities and regions such as Shandong, Hebei, Jiangsu, Zhejiang, Sichuan, etc., and Brazil has achieved a major breakthrough in the company's business overseas for the first time. Other businesses: System integration, security monitoring, transportation facilities.