
A motor controller is a device that serves to govern energy transmission between traction power source and the motor, being one of the core components of electric vehicle. With the development of electric vehicle market, the demand for EV motor controllers in China has been on the rise. In 2013, China's EV motor controller demand approached 18,000 sets, with the market size reaching RMB331 million. It is projected that by 2017 this figure will rise to 280,000 sets and that the market size will hit RMB4.6 billion, with an AAGR of as much as 93%.