Abstract: Judging the validity of the trial of criminal judges in different regions are concerned about the lawfulness and harmony, ignoring the rationality. The quality of the paper review only focus on the incentive evaluation and neglect the disciplinary error correction. The judicial power is paid attention to the president and the president's approval of the case. The right to ignore the trial judge, the collegiate bench of the right to decide the case, the practice is to restrict the criminal jurisprudence of the legal system of the three institutional barriers. The future may consider the trial quality assessment is located in the fair, efficient, effective and reasonable goals, "according to the relevant reason can not draw the corresponding conclusion" into the case of quality assessment indicators,will reasonably define the trial judge, collegiate bench independent case Scope as a sound mechanism for the operation of the trial.