In the field of manned and unmanned eVTOL, Santroll focuses on the development of electric propulsion system with efficient power-to-weight ratio, launches customized aviation motor and controller development services for flight mission power requirements, and has in-depth research and product application in pure electric drive multi-rotor eVTOL, ducted fan and other aircraft with different configurations. At the same time, the company has the capability of developing and manufacturing hybrid drive aviation high-power extended range motors and drivers.