In recent years, because of greenhouse effect, the green energy became more popular, and rises up the high-priced of bicycles market. Under the up-rising environmental consciousness, bicycles gradually emphasizes what they are lightweight, precision, high-quality and high mobility.

Therefore, the material selections were very importance. In the market, bicycles’ materials commonly used aluminum and carbon fiber, because aluminum has low density and strong intensity properties. The superior properties of aluminum attracted attentions from the light-trend industry recently and widely used Aluminium forged bicycle parts.