Location-based mobile communication network search method and device

The invention provides a location-based mobile communication network search method and device. The method comprises the following steps: acquiring relevant information of the current location ID of a mobile terminal; according to the relevant information of the location ID, carrying out match query in a network search rule base to determine a network search mode matched with the relevant information of the location ID; and searching mobile communication networks according to the network search mode. According to the invention, the mobile communication network search mode is adjusted on the basis of location; under the circumstance of no mobile network signal or weak mobile network signal, the mobile terminal is capable of closing the mobile network search function or searching mobile communication networks at a low frequency so as to fulfill the aim of reducing the consumption of battery capacity and reach the best balance between power saving and efficient network search at the same time, thus more effectively prolonging the battery life of the mobile terminal without affecting the normal use of the mobile terminal by a user and further improving the use experience of the user.