8 microprocessors (cpus) were used to achieve system control in dejiro's smart electric vehicle. An on-line and gravity sensor for sensitive humans is equipped to complement smart load detection techniques. Dejiro's smart electric car scans the driver's posture changes and physical position at a speed of 500 times/s, and the speed of the scan allows the driver to experience driving pleasure. Dejiro's smart electric vehicle is designed in such a way as to be light and easy to carry, save space, do not occupy parking spaces and any public space, project the size of 9kg and the size of a4 paper in the car, and carry public transport such as subways and public transport. Dejiro's smart electric car is free and flexible, has a zero-turn radius, achieves a back-to-back turn, and comes and goes at any time without worrying about the narrowness of space. The ability to climb a slope can be stopped at any time on a steep slope of 15° without an earlier acceleration. Dejiro's smart electr...