Ebike Kit Supplier. Hangzhou outrider technology Co.,Ltd. is a set of production, processing, distribution and wholesale of the limited liability company, electric vehicles, electric vehicle parts, batteries, chargers, motors, controllers, meters, hand control panel, liquid crystal devices, high-speed brushless motor , KIT, new product development design is the Science and Technology Co., Ltd. Hangzhou Erlun main mechanical and electrical products. Electromechanical Technology Co., Ltd. Hangzhou Erlun is an approval by the relevant state registration of enterprises