The system of judicial officer in France consists of several institutions such as the examination,training,selection,promotion,function and discipline etc..The special principles of these institutions are showed in following aspects:the institution of examination has varied form,which is organized according to the characteristic of candidate,the institution of training seeks practical capacity,which is done for the court of justice;the institution of selection reflects a large liberty by opening the door of entry and accepting the excellent person,which is progress with the time;the institution of promotion pays attention to the justice,which is acted strictly on the basis of the regulation and the procedure is public;the institution of function puts stress on the lifelong tenure by giving judge the right of irremovability;the institution of discipline maintains severe nature in order to promote the judge to use correctly their power.Those Character:stics have importent significance of reference for China in the reform of judiciary,especially for the reform of the system of judicial officer.