What's the difference between criminal law and criminal procedure law? What are the different interpretations?

Criminal law is a law that stipulates criminal responsibility, crime and punishment; The criminal procedure law is the general name of the laws designated by the state to adjust criminal litigation activities. The relationship between criminal procedure law and criminal law is the relationship between procedural law and substantive law. Criminal procedure law belongs to procedural law and criminal law belongs to substantive law. Criminal Law: What is a crime? What is the legal punishment for what crime? What circumstances can be lightened, mitigated or exempted from punishment? What circumstances should be severely punished? Under what circumstances, although it is a crime, it can be exempted from responsibility? And so on, the substantive problem, that is, the theoretical problem. Criminal prosecution: mainly to standardize the process from filing investigation to delivery execution, what procedures should be followed, how to organize and so on. That is, the problem of actual operation.

The criminal procedure law is an organic whole formed by adjusting the legal norms of criminal litigation activities. Generally speaking, the laws, regulations, judicial interpretations and precedents confirmed by the state to regulate the criminal proceedings of law enforcement organs, judicial organs and litigation participants belong to the criminal procedure law.

The narrow criminal procedure law refers to the criminal procedure law formulated by the state, that is, China's Criminal Procedure Law of People's Republic of China (PRC).

Criminal procedure in a broad sense is the whole of legal norms about criminal procedure in all laws, regulations and judicial interpretations, including the Criminal Procedure Law. For example, China's Constitution, People's Court Organization Law, People's Procuratorate Organization Law, Judges Law, Prosecutors Law, Lawyers Law, Police Law, Minors Protection Law, Prison Law, etc. , as well as the legislative interpretation of the criminal procedure law in the National People's Congress Standing Committee (NPCSC), the judicial interpretation of the highest judicial organ (the Supreme Law and the Supreme Procuratorate), the relevant laws and regulations in the State Council, and the administrative regulations on the specific application of the criminal procedure law formulated by the Ministry of Public Security and the Ministry of Justice.