A region-based information processing method, comprising: receiving an initial message, wherein the initial message comprises a notification content corresponding to location information, and the location information is defined by a geographic coordinate system; determining identification information according to the location information, wherein the identification information is provided by a geographic information service, wherein the identification information is a cartographic data attribute defined by the geographic information service, and that the step of determining identification information further comprises: providing multiple reference objects, wherein each of the reference objects has a corresponding identification information; determining, according to a distance relationship between the location information and at least one matching reference object, whether the location information belongs to a cartographic data type of the reference objects; and excluding the initial messages not belonging to the cartographic data type of the reference objects; and replacing the location information of the initial message by the identification information of the at least one matching reference object, to generate a preprocessed message, wherein the preprocessed message comprises the identification information and the notification content, and the identification information of the at least one matching reference object represents the location information defined by the geographic coordinate system. receiving an initial message, wherein the initial message comprises a notification content corresponding to location information, and the location information is defined by a geographic coordinate system; determining identification information according to the location information, wherein the identification information is provided by a geographic information service, wherein the identification information is a cartographic data attribute defined by the geographic information service, and that the step of determining identification information further comprises: providing multiple reference objects, wherein each of the reference objects has a corresponding identification information; determining, according to a distance relationship between the location information and at least one matching reference object, whether the location information belongs to a cartographic data type of the reference objects; and excluding the initial messages not belonging to the cartographic data type of the reference objects; and replacing the location information of the initial message by the identification information of the at least one matching reference object, to generate a preprocessed message, wherein the preprocessed message comprises the identification information and the notification content, and the identification information of the at least one matching reference object represents the location information defined by the geographic coordinate system. providing multiple reference objects, wherein each of the reference objects has a corresponding identification information; determining, according to a distance relationship between the location information and at least one matching reference object, whether the location information belongs to a cartographic data type of the reference objects; and excluding the initial messages not belonging to the cartographic data type of the reference objects; and replacing the location information of the initial message by the identification information of the at least one matching reference object, to generate a preprocessed message, wherein the preprocessed message comprises the identification information and the notification content, and the identification information of the at least one matching reference object represents the location information defined by the geographic coordinate system.