The arrest notice does not require the signature of family members. However, family members will be notified, and the family members must be notified in writing within 24 hours after the suspect is arrested. It will not be in the form of phone calls or text messages. Approval of arrest requires evidence. If there is insufficient evidence, arrest cannot be approved. Approval of arrest cannot exceed the time limit stipulated by law. When making an arrest, the arrest warrant must be shown to the arrested person and the arrested person must be ordered to sign or fingerprint the arrest warrant. If the arrested person refuses to sign or fingerprint the arrest warrant, this shall be noted on the arrest warrant.

For major suspects who commit crimes on the run, commit crimes multiple times, or commit crimes in groups, the time for review and approval can be extended to 30 days. The People's Procuratorate shall make a decision on approving or disapproving the arrest within seven days after receiving a request from the public security organ to approve the arrest. If the People's Procuratorate does not approve the arrest, the public security organ shall release the person immediately upon receiving the notice and promptly notify the People's Procuratorate of the execution status. For those who need to continue investigation and meet the conditions for release on bail pending trial or residential surveillance, they will be released on bail pending trial or placed under residential surveillance in accordance with the law.

Legal basis: Article 92 of the "Criminal Procedure Law of the People's Republic of China"

When the public security organ considers that there is an error in the People's Procuratorate's decision not to approve an arrest , can request reconsideration, but the detained person must be released immediately. If the opinion is not accepted, a review can be submitted to the People's Procuratorate at the next higher level. The People's Procuratorate at the higher level shall immediately review it, make a decision on whether to change it, and notify the People's Procuratorate at the lower level and the public security organ for implementation.