As far as I know, the local police stations are basically not good. In some local courts, regular lawyers sometimes want to see the investigation transcripts of ordinary public security cases, but some places can, and real estate trading centers can, but most places are more open.
Law students generally go through the following stages after graduation: joining a law firm, applying for internship, practicing as a lawyer, applying for practice and obtaining a practice license. Therefore, intern lawyers are trying to verify the certificate, and the first two words of intern lawyer are removed for that certificate.