The signature of judicial expertise in criminal cases is generally completed by the appraiser. According to the provisions of the Criminal Procedure Law, after making an appraisal, the appraiser shall write an appraisal opinion and sign it. The appraiser shall conduct the appraisal independently, be responsible for the appraisal opinions, and sign or seal the appraisal book.

legal ground

Article 146 of the Criminal Procedure Law

In order to find out the case, when it is necessary to solve the specialized problems in the case, personnel with specialized knowledge shall be employed for appraisal.

Article 147

After the appraiser conducts the appraisal, he shall write an appraisal opinion and sign it.

If an appraiser intentionally makes a false appraisal, he shall bear legal responsibility.

Article 148

The investigation organ shall inform the criminal suspect and the victim of the expert opinions used as evidence. If a criminal suspect or victim applies, he may make supplementary appraisal or re-appraisal.