| China’s criminal law defense system is an important system of defense for the defense ofhuman behavior or the nature of the crime of conviction is important.Criminal law in ourcountry there are about79self-defense provisions, the revised criminal law defense system97has made significant changes to relax the conditions for self-defense, for encouraging citizensand the ongoing fight against illegal violation of important Meaning, in order to protect thenational, public interest and legitimate rights of citizens from being violated. Only the correctunderstanding of the system and take a firm hold in order to make criminal justice to be done,can the human rights of citizens are protected. However, as an important criminal law system,self-defense system, how to become a national criminal law the crime of statutory subjectmatter, one that negates the law? Scholars have put forward various theories as to demonstratethe basis of justified self-defense system, with practice and time, assome theories obviouslyoutdated, obsolete, and some new theory emerged, so, not the subject of Members generallyagreed to form a view, there is some controversy. So that the system has stopped the illegalviolation, protect the lawful rights and interests, maintain social order to play a more fullyeffective. This paper argues that self-defense system of the main reasons why they havelegitimate rights of the individual self-protection is to maintain law and order and confirm theeffective integration of law and the defense and the infringement of legal interests betweenthe measure of a relative lack of either One pair of legitimate self-defense does not have asatisfactory explanation of sex would biased. To the two reasons as the base, can theconditions and limits of self-defense conditions of the time tomake and defense against stateactors, acts of public interest does not have a reasonable explanation. |