this article follows Robert D.Putnam’s theory and research results，proposed the inference that Urban community participation can carry on the autonomy gradually，also can produce the community social capital，and promote community development. Based on this，The authorfieldwork for 6 months in B city D street. Through the analysis of the D street community revitalizationcase，the working process of community revitalization training courses and public welfare projects can effectively promote urban community participation. With the increase of residents’ community participation，formed the community norms gradually，enhance community trust，and build up the informal social networkto promote community relations network formation，the community social capital was created. At the same time，community social capital increase to promote community participation once again and form a virtuous circle. In such a virtuous circle，community residents met its own interests as well as the community needs implemented，the community’s sense of belonging and identity is deepened，community trust，community-based and relational networks make more resources involved in community development，So as to optimize the management costs，improve governance efficiency，promote community autonomy，promote community development，to achieve community “good governance”.