Daoqin International Trading Co., Ltd. is a China-based manufacturer, supplier, and factory of Middle Drive Units, a high-tech electric bike accessory that ensures a smooth ride and efficient power delivery while cycling. The Middle Drive Unit is an advanced pedaling assistance system designed to offer a natural cycling experience by regulating torque, cadence, and speed according to the rider's preferences. This innovative electric bike accessory features a compact and lightweight design, making it easy to install and maintain on any bike frame. The Middle Drive Unit is equipped with cutting-edge sensors, controllers, and motors that allow cyclists to conquer hills and rough terrain with ease. It provides consistent and reliable power transfer, which makes it ideal for commuters, cyclists, and enthusiasts alike. With its exceptional quality, durability, and performance, the Middle Drive Unit from Daoqin International Trading Co., Ltd. is an indispensable addition to any cyclist's toolkit.