Expert view is a kind of important proof in many criminal cases. In recent years, a great number of misjudged cases were leaded by fault expert view. Few of criminal expert appearing in court as witness is the reason which can not be declined. It intended to improve the rule of criminal expert appearing in court as a witness by amending the criminal procedure law in2012, but which can not solve the problem of extreme low ratio of appearing in court. This text is divided into four Parts. The first part definite some concepts as to the system of criminal expert appearing in court, and analyze the development and revolution of criminal authentication system and point out its value and function. The second part analyze the present situation of legislation and judicature of he system of criminal expert appearing in court, and the difficulties which the system of criminal expert appearing in court need to face and its causes. The third part put forward the meaning for reference to our system of criminal expert appearing in court after comparing the system of two genealogy of law. The fourth part, combining national conditions in China and judicial practice, put forward the suggestion to improve the system of criminal expert appearing in court from procedure rules, ensure mechanism and mechanism of investigating responsibility. |