Integrated control of pure electric vehicle: this involves the manufacture and optimization of motor control system to improve the performance and efficiency of the vehicle; Battery technology: including single battery technology, group technology, balanced optimization and life management, vehicle system control: involving battery abuse technologies such as thermal runaway detection and alarm, multi-power combined application technology to enhance vehicle safety and stability, overcharge and overdischarge; These patents aim to ensure the safe use of batteries and prolong their service life.