Obtaining evidence by lawyers in criminal defense: lawyers can collect materials related to the case from relevant units and individuals, victims or their close relatives or witnesses provided by the victims directly or with consent in criminal proceedings, and can also apply to the procuratorate or the court for collecting or notifying witnesses to testify in court.
Legal objectivity:
Criminal procedure law
Article 37
The responsibility of a defender is to provide materials and opinions on whether a criminal suspect or defendant is innocent, light or relieved of criminal responsibility according to facts and laws, and to safeguard the litigation rights and other legitimate rights and interests of the criminal suspect or defendant.