There is a large demand for 20-inch folding electric bicycles in the global middle and low-end markets, and F1 came into being. We combined our mature folder technology and seat post tube battery technology into a very mature frame, giving it a new life. Taking into account the actual needs of the market, F1 uses mature, high-quality and low-cost components to ensure very excellent product quality and stability, and having a very competitive price in the meanwhile.