According to article 258 of the Criminal Procedure Law
A case retried by the people's court in accordance with the procedure of trial supervision shall be concluded within three months from the date of making the decision to remand it for retrial, and if the time limit needs to be extended, it shall not exceed six months.
The people's court that accepts the protest shall hear the protest case in accordance with the procedure of trial supervision, and the time limit for hearing shall apply to the provisions of the preceding paragraph;
If it is necessary to instruct the lower people's court to retry, it shall make a decision within one month from the date of accepting the protest, and the time limit for the lower people's court to hear the case shall be governed by the provisions of the preceding paragraph.
Extended data
Article 91 If a public security organ deems it necessary to arrest a detained person, it shall, within three days after detention, submit it to the People's Procuratorate for examination and approval. Under special circumstances, the approval time can be extended by one to four days.
For major suspects who commit crimes on the run, commit crimes many times or commit crimes in collusion, the time for submitting for examination and approval may be extended to 30 days.
Article 156 The period of investigation and detention of a criminal suspect after his arrest shall not exceed two months. If the case is complicated and cannot be concluded at the expiration of the time limit, it may be extended for one month with the approval of the people's procuratorate at the next higher level.
Article 172 The People's Procuratorate shall make a decision on a case transferred for prosecution by a supervisory organ or a public security organ within one month. For major and complicated cases, it may be extended for fifteen days.
If a criminal suspect pleads guilty and admits punishment and meets the applicable conditions of summary procedure, he shall make a decision within ten days, and may be sentenced to fixed-term imprisonment of more than one year, which may be extended to fifteen days.
208th Article When trying a case of public prosecution, the people's court shall pronounce a judgment within two months after accepting it, and no later than three months.
For a case that may be sentenced to death or an incidental civil lawsuit, if one of the circumstances stipulated in Article 158 of this Law occurs, it may be extended for three months with the approval of the people's court at the next higher level;
Due to special circumstances need to be extended, it shall be submitted to the Supreme People's Court for approval.
China People's Network-Criminal Procedure Law