After the establishment of new China,the three generations of central collective leadership of the CPC have been exploring the theory of socialism ownership structure.

Talking About the Methodology Problem on Understanding of Superiority of Socialist System;

Only when we correctly understand the essence of Marx and Engels theory about proletarian dictatorship can we rely on it in our defeat against bureaucralism and keep the stability of socialist system in our building of socialism with Chinese characteristics.

The establishment of Chinese socialist system is the inevitable result of its demand for progressive productivity.

Meanwhile,the school of neo-institutionalism arised in the area of political studies characterized by its rational-choice institutionalism,historical institutionalism,and sociological institutionalism.

Based on the angle of embedded social cap- ital,the paper probes on the difference between diversity and upgrading path of enterprise network systems,which are imbedded in social trust structure and credit system implanted in social institutional structures.

Starting from the features of the traditional northeast industry,the article researches the declining root of the resource-type industry in Northeast China,and analyzes the harmful effects resulted from the traditional social institutional structure.