Abstract: The combination of Geomedia and mobile network makes the long-lost " disappeared geography" the spotlight of the internet; physical geography, where location, place, spaces, objects, and people are connected, breaking through the single relationship between people and content in the traditional internet. Digital geography has transformed from the information level of the traditional Internet into an important factor for the interconnection of all things. Focuses on sensor technology, context technology realizes the integration of physical context, social context and application context through perception, dativization and integration of geographic information. It is the beginning of the era of context. Geomedia has increasingly penetrated andintegrated into the real and social contexts and formed various application contexts, which have become the competitiveresources of mobile network. Based on the comprehensive digitization of Man-land, the new Man-land relationshippresents the characteristics of comprehensive datalization of human and land, heterogeneous public space, cocoon effect of Man-land relationship and re-localization.

Key words: Geomedia, context perception, datafication, Man-land relationship