Based on the problems which companies encountered in competitive intelligence practices,the article describes the harm to the companies competition by false information,puts forward critical gist for identifying the authenticity of information and tells quantitative analysis of information verification and quantity reference standard for judging the reliability of information.

The fraud cases through false information is a general term for a series of fraud cases through false information.

The internal cause leads to overflowing of false information by means of the effect of the external cause.

On the application of the expert system to discerning false accounting information;

A Study on Civil Liability of False Accounting Information in Listed Company;

Based on the integration of artificial intelligence ideas and detection of false accounting (information),we provide the conception which is to identify the false accounting information,that is,in virtue of (intellectualized) support system.

Obtaining from the false medical information performance,it analyzed false medical information root,emphatically analyzed the false medical information serious harm,embarked from the reality proposed had may the operational effective government measure.