Of course. When acting as a defender, a lawyer shall, according to facts and laws, put forward materials and opinions on whether the criminal suspect or defendant is innocent, the crime is light or the criminal responsibility is reduced or exempted, and safeguard the litigation rights and other legitimate rights and interests of the criminal suspect or defendant. Article 31 of the Lawyers Law: When a lawyer acts as a defender, he shall, according to facts and laws, put forward materials and opinions on whether the criminal suspect or defendant is innocent, the crime is light, or his criminal responsibility is reduced or exempted, so as to safeguard the litigation rights and other legitimate rights and interests of the criminal suspect or defendant. Article 32 A client may refuse his lawyer to continue to defend him or China people, and at the same time, he may entrust another lawyer to act as a defender or China people. After accepting the entrustment, the lawyer shall not refuse to defend or China without justifiable reasons. However, if the entrusted matter is illegal, the client uses the services provided by the lawyer to engage in illegal activities, or the client deliberately conceals important facts related to the case, the lawyer has the right to refuse to defend or China. Article 33 A lawyer who acts as a defender has the right to meet a criminal suspect or defendant who is detained or under residential surveillance with a lawyer's practice certificate, a law firm certificate, a power of attorney or a power of attorney for legal aid in accordance with the provisions of the Criminal Procedure Law. Defense lawyers are not monitored when meeting with criminal suspects and defendants.