At present, the charging facility operators have launched and constantly improve the charging App, provide navigation services for electric vehicle users, and strive to develop in the direction of interconnection, and the problem of finding piles is gradually alleviated. However, the layout of charging facilities is unreasonable, relatively concentrated and lack of areas still exist in large numbers, affected by the ownership of electric vehicles is still at a low level, public charging stations are not hot and cold, some hot spots queue up to charge, some charging piles in some areas are idle for a long time, and some areas have no piles to charge.