Article 57 A defense lawyer has the right to keep confidential the relevant information and materials of his client that he knows in his practice. However, if the defense lawyer knows that the client or others are preparing or committing criminal acts that endanger national security, public security and seriously endanger the personal safety of others, he shall promptly inform the judicial organs.
article 58 before the investigation of a case is completed, if the defense lawyer makes a request, the public security organ shall listen to the opinions of the defense lawyer, verify it according to the situation and record it. If a defense lawyer puts forward a written opinion, it shall attach a volume.
The public security organ shall verify the evidence collected by the defense lawyer that the suspect is not at the scene of the crime, has not reached the age of criminal responsibility, and belongs to a mental patient who is not criminally responsible according to law, and record relevant information, and relevant evidence shall be attached.