Abstract:The average daily flow of visitors during the period of World Expo 2010 Shanghai China,and peakday and peakhour quantity of visitors of Expo 2010 as well,were estimated by the method of equalproportion estimation.According to the data of timedistribution in the process of visitors’ behavior,the admission standards of Expo 2010 pavilions were extrapolated.On the basis of the possibility analysis of the Expo visitors’ ordinary behavior pattern,four types of exhibition models of pavilion visitors are made.A further analysis is made of the impact on the space of Expo pavilions and the way to make it valid.