According to Article 44 of the "Supervision Law of the People's Republic of China": If a detained person is suspected of a crime and transferred to a judicial authority, and is sentenced to surveillance, criminal detention or fixed-term imprisonment in accordance with the law, the day of detention shall be discounted. Two days of detention is equivalent to one day of criminal detention or fixed-term imprisonment.

Legal Basis

"Supervision Law of the People's Republic of China"

Article 44 After taking detention measures against the person under investigation, the person under investigation shall be Within 24 hours, the unit and family members of the detained person will be notified, except for circumstances that may hinder the investigation, such as destroying or fabricating evidence, interfering with witness testimony or colluding with confessions, etc. After the circumstances that hinder the investigation disappear, the unit and family members of the detained person should be notified immediately.

Supervisory agencies should ensure the food, rest and safety of detained persons and provide medical services. When interrogating detained persons, the time and duration of the interrogation shall be reasonably arranged, and the interrogation transcript shall be read and signed by the interrogated person.

If a detained person is transferred to a judicial authority on suspicion of committing a crime and is sentenced to public surveillance, criminal detention, or fixed-term imprisonment in accordance with the law, one day of detention shall be credited for two days of public surveillance, and one day shall be credited for criminal detention or fixed-term imprisonment.