1. Indictment refers to a legal document in which a procuratorial organ prosecutes a criminal defendant and requests the court to make a substantive trial of the criminal defendant. The true performance of the prosecution and investigation of the defendant's criminal responsibility by the procuratorate, the legal basis of the court's trial activities, and the basic materials for the defendant to prepare for the trial and defense;
2. A lawyer's letter refers to a professional legal document produced and issued by a lawyer to disclose and evaluate relevant facts or legal issues and then make a request to achieve a certain effect.
Legal basis: Article 12 1 of the Civil Procedure Law of People's Republic of China (PRC) stipulates the following matters:
(1) The name, sex, age, nationality, occupation, work unit, domicile and contact information of the plaintiff, the name and domicile of the legal person or other organization, and the name, position and contact information of the legal representative or principal responsible person;
(2) Information such as the name, gender, work unit and domicile of the defendant, and information such as the name and domicile of the legal person or other organization;
(3) the request and the facts and reasons on which it is based;
(4) Evidence and its sources, names and residences of witnesses.