Plaintiff, defendant, symmetrical and narrow party. It refers to bringing a lawsuit to the court in one's own name to safeguard one's legitimate rights and interests, which leads to the occurrence of legal proceedings.

In a criminal case of private prosecution, the plaintiff is called a private prosecutor, and the plaintiff is one of the direct stakeholders in the case.

In civil litigation, the plaintiff is a person who thinks that the defendant has violated his own civil rights or has a civil rights dispute with the defendant.

In administrative litigation, the plaintiff is a person who thinks that the specific administrative actions of administrative organs and their staff infringe upon their legitimate rights and interests.

In criminal private prosecution cases and criminal incidental civil actions, the plaintiff is the person who thinks that the defendant's criminal behavior infringes on his legitimate rights and interests.

The plaintiff sued the court and asked the court to hear his request. The judgment made by the people's court after hearing is binding on the plaintiff. The plaintiff can be an individual, a legal person or an unincorporated entity. A plaintiff with no capacity for litigation shall be represented by a legal representative. In litigation, the plaintiff enjoys a series of litigation rights and undertakes litigation obligations stipulated by law.

Evidence materials, also known as physical evidence. It refers to the facts that are brought into the litigation track and expressed in the form of legal evidence. Any evidence fact is brought into the litigation track in a certain form, but not all the contents expressed in a specific form of evidence are evidence related to the case. Material evidence, documentary evidence, testimony, statements of the parties, expert conclusions, exploration records, etc. are the evidence materials reviewed and judged by the judicial organs. After examination, evidence related to the facts of the case can be used as evidence for finalizing the case.

Article 15 of the Criminal Procedure Law of People's Republic of China (PRC) * * * Criminal suspects and defendants who voluntarily and truthfully confess their crimes, admit the alleged criminal facts and are willing to accept punishment may be treated leniently according to law.