Abstract: The System of Nonprosecution which is amended greatly in the New Criminal Procedure Code is a part of the System of Criminal Procedure Code. The author of the article makes some discussion on the definition of the attribute of the System of Nonprosecution and the expression of its concept. At the same time, he analyzes the theoretical value and significance of the System, and suggests some idea and advice to consummate the current System of Nonprosecution. Keyword: Criminal Presecution; the System of Nonprosecution; the Defectiveness of Lawmaking; Suggestion