Mobile Technologies, Applications and Software Design Smart Charging Electric Vehicle Service by Baidu Online Network Technology (Beijing) Co., Ltd Electric vehicle users have power concerns due to imperfect supporting facilities and user experience. Baidu Map app provides matching trip experience services to help to relieve battery power anxiety as well as assure trips for users. Users can search and view the information of charging stations nearby in the app. The Map displays the panoramic pictures as well as the charging state of each charger. to help users quickly find chargers. It also provides users with the real time power information and charging station services when users travel.