This topic investigates the adjustment object of criminal procedure law. Article 84 of China's criminal procedure law clearly stipulates four situations in which citizens have the right to surrender. In these four cases, any citizen can immediately hand over the suspect to the public security organ, the people's procuratorate or the people's court for handling. China's criminal procedure law gives lawyers the right to apply for bail pending trial for criminal suspects. Lawyers' Association is a self-regulatory organization of lawyers, and its work and activities are not regulated by the Criminal Procedure Law. The Commission for Discipline Inspection does not belong to the subject of criminal proceedings, and the behavior reported to it does not belong to the adjustment object of the Criminal Procedure Law.