ABSTRACT: This article aims to analyze how the great event affects a city in different fields by doing research in the characteristic, sort, plan and organization of it. Through the two mega-events—Kunming and Foshan where had hold the great international events successfully, we can find that the factors which change the features of a city. After we understand both the positive and negative effects for a great event, then we can make full use of the source and distribute them more effectively. At the same time, in order to solve the problems and the defects that come out from the event, to select and adopt a measure ,which should combine with the development of the city. Therefore, a special 、good designed and deep impression great event should be suggested by the society. Moreover, it motions a city to a great development and progress.
