Compared with standard of proof for the guilty sentence,there are two modes about standard of criminal prosecution,namely,the former equals to the latter,or the former is higher than the latter.

With the reform of public prosecutor system,it is essential to establish the standards of criminal evidence.

On the position and procedural value of criminal non-prosecution system;

In order to know the applying of standard of proof in Criminal procedure,the author has analyzed lots of criminal sentences,and finds that there isn\'t any expression and analysis in some sentences and there is expression and analysis in other sentences.