Electric automobile charging management method based on mobile terminal

The invention provides an electric automobile charging management method based on a mobile terminal. The method includes that information of an automobile and an owner is registered through application programs of a mobile terminal, the nearby charging facility is searched for through GPS, a charging pile is selected to make an appointment to acquire an unlocking password, the selected charging facility is navigated, the unlocking password is input to start charging, a correlated credit card is pre-authorized on the backstage, then charging is started, charging real-time data are transmitted to an intelligent terminal through the backstage, the intelligent terminal applies a program memory and shows the data, and a backstage management system deducts the charging cost from the correlated credit card after charging is finished by the user, and the authorization is omitted. The backstage management system transmits the charging end information to a mobile phone. By means of the method, the electric automobile owner can quickly search for the charging facility, make an appointment on the charging facility, manage the charging process and analyze the charging data.