Media s adverse effects on conviction and sentence are mainly brought through the intermediary of public opinion.

These criminal cases have natural appeal to the media, however, media is a "double-edged sword", and it probably exerts influence on the conviction and sentence.

With regard to act of theft,conviction and sentencing principally depends on quantity of theft.

In 2007,the Supreme People\'s Court and Supreme People\'s Procuratorate jointly issued the Interpretation of Intellectual Property CrimeⅡ,which unified the standard of conviction and punishment of organization and individuals IPR crimes.

Since cases of the same nature may be of different social structural factors or the same case may also be of different social structural factors in the different litigation phases,the influence that the judge acquires differs and thus discrimination in the judicial process seems inevitable.

This article tries to analyze paragraph 3 of article 20 of Criminal Law from four respects of the logical relation among articles; the legislative goals; the analogous legislation examples and the principle of a legally prescribed punishment for a specified crime.

As for the revising of the Criminal Law in 1979,he made the following valuable suggestions: to abolish analogy and to establish the principle of a legally prescribed punishment for a specified crime.

He supports a legally prescribed punishment for a specified crime,while he is not against to the analogy.