Evidence Discovery System

On the base of comparing the reading-files system in our code of criminal procedure before and after the amendment, and combining the exploration of the the system's function, the article points out that more of troubles in our system. By thoroughly probing into the criminal discovery system abroad, makes every effort to grasp the essence and fundamental element of discovery system. On this foundation, brings up an idea that criminal discovery system aims at ensuring fair trial and takes the procedural punishment as essential element.