The system of social sports instructors for adolescents is not only an important part ofsports public service system but also a responsibility of sports authority to guide adolescence sports training. The report defines the denotation and connotation of socials sports instructors according to the analysis of the survey on students，parents，PE teachers，trainers and managers in pilot cities and experience of Japan，U.S.，UK，and Germany. It also analyzes the necessity and feasibility of establishing social sports instructors for adolescents under the framework of social public service system and social sports instructors in order to verify its further development.