According to the formula,the paper proves that the social general capitals is composed of fixed and variable capitals and the organic composition of social general capitals could only be measured by the ratio of the fixed and variable capitals.

This paper explores the economic approach to social capital,in which the author analyzes social capital formation and its functions that social capital corrects new market failures.

The latest change on the condition of reproduction of general social capital;

Pre-analysis of the social total cost associatedwith nuclear power and coal power;

The continuous service will help to reduce consumption of resources and pollution,narrow consumptions gap among social members,improve the level of social welfare,improve social service system, optimize economic structure,decrease social total cost and increase employment.

The article from the economic angle, in has analyzed the community health service economic policy, the community health service organic composition of capital and in people’s hygienic latent demand these three aspect foundation, went see a doctor and the entire national hygie.

However, the development of social productive forces brought about the trend which while the organic composition of capital was increasing, the average rate of profit was decreasing and the actual profit was lower and lower, eventually, the zero profit came into being.

The author holds that the theoretical circle has not paid enough attention to the theory on the organic structure of capital.