While affirming the great accomplishment of New Rural Cooperative Medical Care System(NRCMS),the paper points out that this kind of system has intrinsic institutional defects,which is the essential cause of the difficult operation and bad effects of this system.

Currently the systematic defect is an outstanding problem that effecting the thoughtway of carrying on being practical and realistic.

Thought of system defects from an analysis of recognition dilemma———system defects of the new-type rural Cooperative Medical Service and the countermeasures;

Securities market in China has its system defects as it s financing concentrates on the state-owned enterprises.

The institutional defects of Chinese venture investment;

From the perspective of the operation of innocence presumption in criminal procedure, the article reviews the current misunderstanding and institutional defects, and proposes improving the principle of innocence presumption in China.