所谓在押罪犯档案材料的鉴审，就是按照一定的原则和方法，对收集起来的罪犯个人材料的真伪和价值进行鉴别审查，把具有保存使用价值的材料归入罪犯个人档案。对在押罪犯档案材料的鉴审必须根据“对日后是否有查考、保存价值”为原则，凡对改造罪犯、查证犯罪、研究犯罪改造等 The so-called review of archives materials of prisoners in custody is to examine the authenticity and value of personal data collected by criminals in accordance with certain principles and methods, and to classify the materials with preserved use value into the personal files of criminals. The appraisal of archives materials of prisoners in custody must be based on the principle of “whether there is any examination or preservation of value in the future”, and where there is a need to reform criminals, verify criminals, and study crime remolding