Drive motor being one of the three core systems ofan electric vehicle using new energy is a main driving system for vehicles running. Its characteristics not only determine principal performance indicators of a vehicle, but also directly affect the vehicle's power, economical efficiency and user driving experience. By adopting the hair-pin stator, the drive motor developed by Yida can reduce the weight by 20%, which is high cost effective. It’ssuitable for electric passenger vehicles using new energy and logistics vehicles.