Comparative Study on Sino-foreign Social Security Theory and Application Based on the Perspective of Dialectical Thinking

In the background that China has overtaken Japan to become the world's second largest economic entity， in order to realize the sustainable development of economy and society in China， to realize the social security dream of“ everyone share， level improvement ， ， ， fair and reasonable safe and reliable” the realistic value and the meaning of China’s social security construction are further elaborated system and meaning， the different features of the sino-foreign social security theory system are induced and compared and the historical development stages and main theory viewpoints of the sino-foreign social security theory are summarized so as to improve China's social security system， to steadily improve the level of social security with the economic and social development to make the realization of the social security system more fair， to realize the reliable operation of the social security system and sustainable development.