在刑事诉讼中，鉴定人处于独立和超然的地位。一方面，鉴定人应享有了解有关案情，获取充分的鉴定材料和所需的鉴定仪器，更新知识，拒绝无理要求等权利；另一方面，鉴定人也必须履行接受正当的指定鉴定和委托鉴定，公正如实并及时鉴定，必要时出庭作证等义务。有关鉴定人的问题在诉讼实践中日益凸显，应通过实行鉴定人资格制来规范对鉴定人的管理 In criminal proceedings, appraisers are independent and detached. On the one hand, the appraiser should have the right to know about the case, to obtain adequate appraisal materials and the required appraisal equipment, to update knowledge and to refuse unreasonable demands, etc. On the other hand, appraisers must also perform proper appraisals and commission appraisals, And timely identification, if necessary, to testify in court and other obligations. The issue of appraiser has become increasingly prominent in litigation practice, and the appraiser’s qualification should be regulated through the appraisal system