Abstract: Based on the survey data of the students (n=609) from three universities in Beijing, the article found that visiting Campus Green Space do have regulation effects on emotions, mainly on positive emotions by correlation analysis. In the multiple linear regression analysis, campus green space visiting behavior do make contribution to promote Positive Affects under the control of demographic characteristics, latent motivation, environmental cognition and environmental characteristics (⊿R2=0.023). Campus green space visiting behavior is motivated and regulated by multiple factors, of which, latent motivation take the first place. Beyond that, visiting frequency is mainly influenced by campus planning characteristics, while visiting duration and main activities are more connected to demographic characteristics. Based on above, suggestions of building health-beneficial campus green space are put forward.