| In this study, author used Lexington Attachment to Pets Scale(LAPS),Prosocial Tendencies Measure(PTM),Social Support Rating Scale for Children and Adolescents(SSRS-CA) and Children’s Loneliness Scale(CLS),conducted a questionnaire survey among 313 senior students of grade five and six in Kaifeng, Jiaozuo Henan.In order to explore the relationship between the four variables of pet attachment, pro social orientation, social support and loneliness of high grade children in primary school.The results are as follows:(1)The LAPS, PTM, SSRS-CA and CLS in this study have been carried out the reliability test and validity test,they all meet the requirements of psychometric and can be used in the study.(2)The level of pet attachment of children in primary school is different in grade and feeding time.(3)There was a positive correlation between pet attachment with social support and pro social behavior.However,the relationship between pet attachment and loneliness was negatively correlated.(4)The relationship between pet attachment and pro social orientation has a mediating effect on social support.(5)Loneliness plays an intermediary role between pet attachment and prosocial tendencies.(6)Social support and loneliness has multiple mediating effects on the relationship between pet attachment and prosocial tendencies.At the end of this paper, the summary and reflection of this study has been written, as well as the prospects for the future research provides suggestions and ideas. |