College students' interpersonal interaction has some particularity.Due to the influence from the lack of all-round objective self-perception,self-centeredness and negative values,and inadequate skills in interpersonal interaction,freshmen are found difficult in interpersonal interaction in practical life,and influenced in their level of mental health.Colleges and mental health education centre should centre round freshmen and perform effective guidance in interpersonal interaction to help them adapt to college lives in a better and quicker way.