The invention provides a fast current-charging-alternating system. The fast current-charging-alternating system comprises a charging area, a solar power generating device, an OPV organic photovoltaic power generating device, a charging battery and a battery data managing platform, wherein the charging area is arranged on a highway, the solar power generating device supplies power for the charging area, the charging battery supplies power for a new energy vehicle, and the battery data managing platform manages the data of the charging battery. According to the fast current-charging-alternating system, fast current-charging-alternating for a new energy vehicle can be achieved, and using and popularizing of the new energy vehicle are facilitated; the highway are combined, current-charging-alternating for the new energy vehicle on the highway is convenient, and increasing of traffic flow of the highway is facilitated, and the benefit of the highway is increased; solar energy are adopted as power source of charging, good environmental benefit is achieved, and the surplus electric energy can be transferred to electric supply power grid to realize the revenue of electric energy; and the using information data of the charging battery is shared, and carbon emission trading of the new energy vehicle is facilitated.