Nowadays，urban and rural communities have the important foundation of improving people’s livelihoods and strengthening social management. it also play the role of reinforce party’s governing position. But insufficient participation in community，lack of resident participation energy，decline of community culture and the public products mismatch between supply and demand are still remain in urban and rural communities. Since 2009，Chengdu state government carry out some new social governance polices such as community consultation，public fiscal system and courtyard self-governance to build a efficient supply and demand mechanisms and increased communities energy and try to construct the people’s livelihood to promote grass roots democracy and grassroots democracy to guarantee the people’s livelihood model.