A sample of 591 college students completed the Childhood Psychological Maltreatment
Questionnaire (CPMQ) , Internet Altruistic Behavior Scale of Undergraduates (IABSU) , The General
Belongingness Scale (GBS) and Social Network Sites Honest Self-presentation (SNSHS) . To investigate
the mediating roles of the sense of belonging and network honest self-presentation in the relationship
between childhood psychological abuse and internet altruistic behavior. Results: (1) Childhood
psychological abuse was significantly negatively correlated with and internet altruistic behavior the sense
of belonging and network honest self-presentation. The sense of belonging and network honest selfpresentation
were positively correlated with internet altruistic behavior; (2) Childhood psychological
abuse has a significant negative predictive effect on Internet altruism; (3) Childhood psychological abuse
indirectly predict the internet altruistic behavior of college students through the independent mediation
of belonging and the chain mediation of the sense of belonging and network honest self-presentation.
Conclusion: Childhood psychological not only abuse directly predicts individual internet altruistic
behavior, but also it predicts individual internet altruistic behavior through the chain of intermediary
effects of the sense of belonging and network honest self-presentation.