An object information processing method and apparatus, and an Object Identifier Resolution System (ORS) application gateway are provided. In the method, a request message transmitted by a specific application and used for requesting object information is received, wherein the request message carries an Object Identifier (OID) of the object information; the object information corresponding to the OID is acquired from an Application Server (AS) according to the OID; the acquired object information is converted into a format requested by the specific application; and the object information converted into the format requested by the specific application is transmitted to the specific application.