Article 65 The public security organ shall interrogate the detained person within 24 hours after detention. If it is found that it should not be detained, it must be released immediately and a release certificate will be issued. Those who need to be arrested but have insufficient evidence may be released on bail pending trial or under residential surveillance.
article 66 when a public security organ requests the arrest of a criminal suspect, it shall write a letter of approval of the arrest and submit it to the people's procuratorate at the same level for examination and approval together with the case file and evidence. When necessary, the people's procuratorate may send people to participate in the discussion of major cases by public security organs.
article 67 whether to examine and approve the arrest of a criminal suspect shall be decided by the people's procuratorate. Major cases shall be submitted to the procuratorial committee for discussion and decision.