The invention discloses a method and system for achieving multi-position storage supported by a camera application. The method comprises the steps of modifying a vold mechanism in an Android system, automatically adding nodes for mounting a storage device in the Android system, and being capable of identifying the storage device mounted to the Android system; obtaining a storage path of the mounted storage device and a storage path of an internal system storage, managing the obtained storage paths according to a configuration file, receiving a path of a user to select an instruction, and storing the storage path selected by the user in the configuration file; when the user utilizes the camera application for taking a picture or shooting a camera, calling the configuration file stored with the storage path, obtaining the storage path selected by the user, and storing the shot file into the storage path selected by the user.