The network contact is increasingly becoming the main society association form of university students, but actually it bring forth the dual effects to the students. On the one hand, the network contact meets the university student spiritual needs, on the other hand, it 'also produces the negative influence to the students, especially to their mental healthy development. So, the paper points out that it is a very urgent and necessary job to make a study of and induct the student network contact psychology. This article emphasizes the effects wh...