In self-determinism theory,motivation is regarded as a continuum according to self determination ranging from high to low levels,and social circumstances can facilitate the internalization of external motivation and ensure healthy individual development by meeting one's basic psychological needs of autonomy,competence,and relationship.Self-determination theory has received widespread attention in the education,health care,and sport domains.Some foreign scholars began to introduce the theory into the study of organization behavior.The research results found that autonomously supported working environment and leading style can better enhance OCB,improving working staff's job performance,job satisfaction,organizational commitment and subjective feeling of well being.