Lawyers submit materials to the court togetherArticle 33 of the "Criminal Procedure Law" A criminal suspect has the right to entrust a defender from the first day of interrogation or compulsory measures taken by the investigative agency. ; During the investigation, only a lawyer can be entrusted as a defender. The defendant has the right to entrust a defender at any time. When interrogating a criminal suspect for the first time or taking compulsory measures against a criminal suspect, the investigation agency shall inform the criminal suspect of the right to entrust a defender. The People's Procuratorate shall, within three days from the date of receipt of the case materials transferred for review, inform the criminal suspect of the right to entrust a defender. The People's Procuratorate shall inform the defendant of the right to entrust a defender within three days of accepting the case. If a criminal suspect or defendant requests to entrust a defender while in custody, the People's Procuratorate, People's Procuratorate and public security organs shall promptly convey the request. While a criminal suspect or defendant is in custody, his or her guardian or close relative may also appoint a defender on his or her behalf. Article 35 The defender’s duty is to present materials and opinions that the criminal suspect or defendant is innocent, the crime is minor, or the criminal liability is reduced or exempted based on the facts and law, and to safeguard the litigation rights and other legal rights of the criminal suspect or defendant. rights and interests. Article 36 During the investigation period, defense lawyers may provide legal assistance to criminal suspects, represent them in appeals and accusations, apply for changes in compulsory measures, learn about the suspect's alleged crimes and the relevant circumstances of the case from the investigative agency, and provide opinions. Article 37 Defense lawyers may meet with criminal suspects and defendants in custody and communicate with criminal suspects and defendants. Other defenders may meet with and correspond with criminal suspects or defendants in custody with the permission of the people or the People's Procuratorate. If a defense lawyer requests to meet with a detained criminal suspect or defendant with a lawyer's practicing certificate, law firm certificate, power of attorney, and official legal aid letter, the meeting shall be arranged in a timely manner, no later than forty-eight hours.