建立案例指导制度的必要性主要有:从裁判依据来看,建立案例指导制度是弥补成文法不足之需要;从裁判成本来看,建立案例指导制度是节约司法成本、提高公民维权意识的需要;从裁判过程来看,建立案例指导制度是增强司法独立的需要;从裁判结果来看,建立案例指导制度是促进司法公平、维护司法权威的需要。 The necessity of setting up the case guidance system is mainly as follows: From the point of view of the referee, the establishment of the case guidance system is to make up the deficiencies of the written law. Judging from the cost of the referee, establishing the case guidance system is the need of saving the judicial cost and raising the awareness of citizens’ rights protection. Judging from the refereeing process, the establishment of case guidance system is to strengthen the need of judicial independence. Judging from the result of refereeing, the establishment of case guiding system is the need of promoting judicial fairness and safeguarding judicial authority.