Positive psychology intervention is a general term for a series of intervention activities aimed atincreasing the positive emotions, positive behaviors and positive cognition of individuals, and improvingindividual happiness and life satisfaction by exploring, strengthening and maintaining the positiveresources in individuals and their lives. In the past 20 years of research and practice, positive psychologyintervention is mainly accomplished through self-help exercises, group intervention and classroomteaching. In the future, more consideration should be given to the combination of positive psychologyintervention with the Internet, regulating the operation steps of intervention, promoting the applicationof positive psychology intervention in different groups, and exploring the factors that affect the effect ofpsychological intervention.