Compared the foundation and concept of criminal preparation nowadays with that of ancient time, We found we can realize it more reasonably.

The form of discontinued crime is most often independent, but under some circumstances it may coexist with other forms of crime such as accomplished crime, attempted crime and crime preparation.

Using lawmaking experience in preparation for a crime at home and abroad, the paper analyzes the abuses of preparation for a crime stipulated in Criminal Law of China, and then recommend the modification suggestions on existing stipulations of preparation for a crime.

However, in theory there are still various views on the difference between preparation for a crime and expression of criminal intent and offense of conspiracy.

Preparation for a crime is an unfinished crime with the forced termination before starting.

This article focuses on the reason that internet culture becomes the social incentive, highlights the connection between internet and the guilty mind of adolescent, including the process of raising a crime motive and criminal purpose, and finally forming the criminal personality.

The guilty mind of criminal existing when carry into execution criminality such as motive , demand, volition, and the psychology, owing to the unique features and stability of criminal s "character ",will put up in a unconsciousness status,and be indicative of otherness in purpose , criminal type, selection of violated objective.