Abstract: Social security is an important part of China’s basic public services, social insurance is the core content of social security which plays an important role in the relationship building of national livelihood. This study regard the subject of social insurance as the research object, use factor analysis and regression analysis to concentrated variables and determine the contribution of variables in the evaluation of satisfaction basing on the evaluation index system we designed. The results show that quality of service, public complaints, public expectations, basic services and public trust are the five key elements of the evaluation of public service of social insurance insured subject, among which the public expectation scores the highest. In this paper, two dimensional micro subject of bottom up evaluation research perspective was complementary with the top down macro policy system, which certainly has a reference for the follow up study.

Key words: public service of social insurance, satisfaction evaluation, unified handling mode