1.The LiFePO4 batteries. The special lithium batteries are designed and produced by our group company. Our group has 5 subsidiaries. One of them supplies the LiFePO4 batteries for electric bicycles. Therefore we can guarantee the quality and safety of the batteries.2.The frame. We purchase the frame just like most of the other electric bicycles companies. However, to ensure the quality, we purchase the frame from foreign-owned factory. This could increase the costs, at the same time, the quality of the electric bicycles are increased too.3.The motor ��afang��Electric motor is a well known brand in electric bicycles industry. And you can find them in our electric bicycles.4.By the way, you can find more highlights in our electric bicycles, such as orderly wiring, excellent baking varnish, accurate assembly, etc.