Legal basis: "Lawyers Law of the People's Republic of China".
Article 29: Lawyers serving as legal advisors shall, as agreed, provide advisory opinions to clients on relevant legal issues, draft and review legal documents, participate in litigation, mediation or arbitration activities as an agent, and handle entrustments. Other legal matters to protect the client's legitimate rights and interests.
Article 30: Lawyers acting as agents in litigation legal matters or non-litigation legal matters shall safeguard the legitimate rights and interests of the client within the scope of entrustment.
Article 31 When a lawyer serves as a defender, he or she shall, based on the facts and the law, submit materials and opinions on whether the criminal suspect or defendant is innocent, lenient or mitigated or exempted from criminal liability, so as to protect the criminal suspect or defendant. litigation rights and other legitimate rights and interests of persons and defendants.