Enter information period as the mankind, the crucial factor that informatization already rose to develop in the round to drive region economy and society stage by stage, make the new mark that the mankind progresses. Information revolution created new dominant estate department -- the Information Industry.
The development of the Information Industry changed economic structure of the city, society structure and dimensional structure, produced new fundamental economy department, formed new economic basis; The farther become divided of social structure, formed new estate; The dimensional development of the Information Industry makes urban structure produced new change. All these change make urban property produced change, information makes main resource of the city and factor of production increasingly, the city evolves gradually for information city.
This shows, the effect that information element develops to urban formation can exceed other and traditional element far necessarily, become 21 centuries city to form the dominant condition with development then, the rapid development of IT and information network is a city geographical offerred new research task.
Modern city is geographical the angle proceed with from technology and modern economy, began the Information Industry and the research that the city develops, its consider to basically spread out along 3 masterstroke, namely line of business of service of industry of new and high technology and technical change and urban progress, city progress, productivity and city develop.
