It is best to entrust a lawyer to conduct a proper and effective defense in criminal proceedings.
Legal objectivity:
Article 30 of the Lawyers Law: If a lawyer acts as an agent for litigation legal affairs or an agent for non-litigation legal affairs, he shall safeguard the legitimate rights and interests of the client within the scope of authority entrusted. Article 3 1 When a lawyer acts as a defender, he shall, according to facts and laws, present 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.