Legal basis: Article 10 of the Decision of the National People's Congress Standing Committee (NPCSC) Municipality on the Administration of Judicial Expertise implements the expert responsibility system for judicial expertise. The appraiser shall conduct the appraisal independently, be responsible for the appraisal opinions, and sign or seal the appraisal book. Many people participate in the appraisal, and if there are different opinions on the appraisal opinions, it shall be indicated.