Our company has a quality assurance system have been established for 700C 36V 250W 8 Speeds City Ebicycle, 28 Inch One Wheel Electric Beach Bike, 27 Speeds Hydraulic Disc Brake Mountain Bike, 27.5 Inch 500W Full Suspension Mountain Ebike. We are a professional Ebike manufacturer in China, engaged in providing bicycles made in Taiwan, China with cheap price. Please feel free to wholesale customized Ebike at a discount price from our factory.