Details are as follows:
1. Criminal detention shall not exceed 37 days at most. If the public security organ deems it necessary to arrest the detained person, it shall submit it to the people's procuratorate for examination and approval within three days after detention. Under special circumstances, the time for reporting for approval may be extended by one to four days;
2. Fighting causes minor injuries, which is a crime of intentional injury. If the victim's family does not agree to mediation, they will be sentenced. Whoever intentionally harms another person's body shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance;
3. Whoever causes serious injuries shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years;
4. Whoever causes death or serious disability by particularly cruel means shall be sentenced to fixed-term imprisonment of not less than 10 years, life imprisonment or death.
The crime of intentional injury is defined as follows:
1, the illegality of the injury is the premise. If the injury is legal, such as self-defense or emergency avoidance, it does not constitute a crime;
It must be the health of others that intentionally hurts. Self-injury cannot constitute a crime, but it may constitute other crimes under special circumstances;
3. The degree of injury is limited to three situations: minor injury, serious injury and death due to injury. Minor injuries and general beatings below minor injuries do not constitute crimes. As for the criteria for distinguishing serious injuries, minor injuries and minor injuries, the relevant laws shall prevail;
4. The age of criminal responsibility of the subject has different requirements due to different degrees of injury. If serious injury or injury causes death, the age of criminal responsibility is over 14 and under 16; Those who cause minor injuries must be 16 years old to constitute the crime of intentional injury.
To sum up, the general period of criminal detention is 14 days, generally counting from entering the detention center. Within 14 days, the organ shall report to the procuratorate for approval, of which the time for approval by the procuratorate is 7 days, including 14 days. If it is approved, it will be arrested, if it is approved, it will be released, and if it is approved, it will be changed. The extension period of criminal detention is 37 days, of which the time approved by the procuratorate is 7 days. During this period, the investigation organ shall report to the procuratorate for approval of arrest, and arrest upon approval, otherwise the compulsory measures shall be lifted or changed.
Legal basis:
Article 234 of the Criminal Law of People's Republic of China (PRC)
Whoever intentionally harms another person's body shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance.
Whoever commits the crime mentioned in the preceding paragraph and causes serious injuries shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years; Whoever causes death or serious disability by particularly cruel means shall be sentenced to fixed-term imprisonment of not less than 10 years, life imprisonment or death. Where there are other provisions in this Law, such provisions shall prevail.