As a wireless gateway, the telematics box provides remote communication interfaces for the entire vehicle through 4G remote wireless communication, GPS satellite positioning, acceleration sensing, CAN communication, and other functions, and provides services such as driving data acquisition, driving track recording, vehicle fault monitoring, vehicle remote query and control (unlocking, air conditioning control, window control, transmitter torque limit, engine start and stop), driving behavior analysis, 4G wireless hotspot sharing, etc.