The brands of charging piles for new energy vehicles include Punod PRTDT, Nanrui NARI, Putian, Xuji XJ, StarCharge, Autoxun, Titan Titan, Sanyou of Chinese Business, Wanma New Energy, and TGOOD Teruide. The function of charging pile for new energy electric vehicle is similar to that of refueling machine in gas station. Can be fixed on the ground or wall and installed in public buildings (public buildings, shopping malls, public parking lots, etc.). ) and parking lots or charging stations in residential areas, and can charge all kinds of electric vehicles according to different voltage levels. The input end of the new energy electric vehicle charging pile is directly connected to the AC power grid, and the output end is equipped with a charging plug to charge the electric vehicle. Charging piles for new energy electric vehicles generally provide two charging modes: conventional charging and fast charging. People can use a specific charging card to swipe the card on the man-machine interactive interface provided by the charging pile, and perform corresponding operations such as charging mode, charging time, and printing of cost data. The display screen of new energy electric vehicle charging pile can display data such as charging amount, cost and charging time.