There are several kinds of criminal defense: 1. Self-defense means that criminal suspects and defendants defend themselves, which runs through the whole criminal procedure; 2. Entrusted defense means that a criminal suspect or defendant signs an entrusted contract with a person permitted by law, and others defend themselves. The entrusted defender may be a lawyer or other citizen; 3. Designated defense means that when there are specific circumstances stipulated by law, the court appoints a defense lawyer to defend the defendant who has not entrusted a defender. If the defendant is blind, deaf, dumb or a minor, or the defendant may be sentenced to death or has not entrusted a defender due to financial difficulties, the people's court shall appoint a lawyer who undertakes the obligation of legal aid to defend him. Criminal defense skills 1, good at accurately summarizing and finding out the legal reasons for defense. 2. Don't ignore the discretionary circumstances that are beneficial to the defendant. 3. Dare to argue, be eloquent and argue clearly. 4. Avoid fallacies, confusions and mistakes. 5. Lawyers should respect the opinions of clients or defendants. The above is the summary information brought by Bian Xiao. I believe you have a basic understanding of this. If you have any other questions, please consult online and professional lawyers will answer them for you.
Legal objectivity:
Article 33 of the Criminal Procedure Law stipulates that a person who has been sentenced to punishment according to law or deprived of or restricted personal freedom shall not act as a defender. A person who has been dismissed from public office or has his lawyer's or notary's practice certificate revoked may not act as a defender, except the guardian or near relative of the criminal suspect or defendant.