Electric bicycles summed up the body and their functions can be divided into the following sections.

1) main parts: the frame member and the fork member cattle and other components, other components are directly or indirectly mounted on the body portion. It addition to bear the weight of people and goods outside, but also bear the dynamic loads generated bumpy road.
2) guide portions: the handlebar, fork, front axle, wheel and other components. By manipulating the rider of the electric mountain bicycles handlebar unit can arbitrarily change the direction of travel.
3) Drive parts: the pedals, cranks, sprockets, axis, chain, flywheel, the rear axle, rear-wheel and other components, by pedaling the bicycle drive driving portion can move forward.
4) bearing parts: the front and rear parts, hangers member, branch wood parts, saddle member and the front and rear axle parts and other components, mainly bear the weight of the rider and the cargo.
5) Brake parts: South handlebars and brakes (including front and rear brake) components. The rider can freely manipulate the brake handle, the traveling electric bike to slow down or stop.
6) Other accessories parts: the reflector member, chain guard, fender parts, lock parts and other components.