.20 Since The 1950s, The Chinese Social Security System Changes

The social security system has function of stabilified societies and promoting social economic development, it is a shock absorber and safety net of national socio-economic development.,Social security system as the modern social important sign , it is one that involves economic development, steady politics , social progress and very complicated system engineering of the interdynamic relation of interest group from various circles. As a historical phenomenon, different fields, such as politics, economy, culture, society of the times that the social security system is in by him, etc. are influenced, and demonstrate characteristic of era its, function of social security system too is it lead to the fact sure influence to give play to.Since the fifties of the 20th century, China's social security system went through three periods: established, stayed cool, reformed. Because of the specific social historical environment, the changes of China's social security system demonstrate one's own characteristic: Contact social environment close, in urban and rural areas " dualization ", non- institutionalized, government advocating family and saving oneself helping each other etc.For over 50 years, China has had still not perfect social security system; the full play of its function is influenced. So, we should proceed from China's actual conditions; build the social security system with Chinese characteristics.