EZZloc uses intelligent hardware to perceive the relevant sensor data such as dynamic location, image, video, and vehicle controller required by users, and helps enterprise users realize vehicle active safety early warning management, vehicle allocation, time management and other related management functions. The main functions of the mobile terminal include the query of vehicle information within the enterprise, the query of vehicle location and vehicle trajectory, and the management and control of vehicles can also be realized by issuing instructions, and the alarm information of vehicles can be queried to understand the abnormal situation of vehicles in a timely manner. The mobile terminal combines the platform Data processing to help enterprises realize the supervision of vehicles.