The present invention relates to a mobile advertising method that performs mobile advertisement using a deep-packet inspection performed in a wireless Internet system and location information. An exemplary embodiment of the present invention includes grasping a purchasing tendency of a subscriber using deep packet inspection of an electronic surveillance system; and providing advertisement for desired goods to the subscriber by connecting the grasped purchasing tendency of the subscriber with a location-based service (LBS). Accordingly, the present invention can contribute to an increase in sales profits of the service provider to reduce the resistance and burden for the installation of the electronic surveillance system, and maximize the advertising effect of the advertiser. Further, the subscriber can receive required information on the basis of the current location.