The defense is a formal written defense opinion for the court to hear and adopt; The defense opinion is the condensation of the defense words expressed orally by lawyers in court.
Defense words refer to the materials and opinions that the defendant and his defenders put forward in favor of the defendant in the course of litigation according to facts and laws, partially or completely stating, defending and refuting the charges, in order to prove the defendant's innocence and light crime, or to put forward documents that should reduce or even exempt criminal responsibility. The defense is only an expression of opinion, and the judge will refer to it when making a judgment.