Abstract: Objective To explore the effects of integrated behavior intervention on internet addiction disorder among children.Methods Totally 56 children aged 8-14 years and with internet addiction disorder(IAD)diagnosed with Young standard were selected from Chenzhou city of Hunan province and divided into a research group(n=28) and a control group(n=28) randomly.The control group got conventional interference,and the research group got a combined school,family,society behavior intervention for 3 months.The mental health condition and clinical outcome was assessed with the IAD-diagnosis questionnaire(IAD-DQ)and the tweaked version of Symptom Checklist-90(SCL-90).Results Compared with those of the control group,the score of IAD-DQ(3.74±1.56 vs. 6.68±1.14),online time(10.86±4.73 vs. 20.36±5.31 hours/week),and online frequency(5.88±3.25 vs. 10.30±5.24 times/week)decreased significantly after the 3-months intervention for the combined intervention group(P<0.01 for all).The total SCL-90 score of the combined intervention group(127.76±38.35)was significantly reduced than the control group(152.08±35.75)and the scores of all SCL-90 domains of the combined intervention group were significantly reduced than those of the control group(P<0.01 for all)except for somatization and psychoticism.Conclusion Integrated behavior intervention can effectively prevent internet addiction disorder and promote psychological health in children.