The invention discloses a method and system for identifying/positioning/displaying/managing an urban underground pipe network. Based on a mobile terminal global positioning system (GPS), radio frequency identification (RFID), mobile Internet general packet radio service (GPRS) data transmission and a geographic information system (GIS) technology, the method and the system integrate a plurality of functions such as identification, positioning, information acquisition, description, displaying, management and the like of the urban underground pipe network, so that the underground pipe network can be effectively managed, the resource sharing of information of the underground pipe network is realized, and convenience for consulting and using the underground pipe network data is provided for urban planning and construction management departments and construction units.