My family was taken away by the police station for 24 hours. No message to call 12345?

The family was taken away by the police for 24 hours. If there is no message, you can call 12345. According to relevant public information, after a person is detained by a public security organ, the reason and place of detention shall be notified to the family or the unit where the person belongs within 24 hours, except in cases where investigation is hindered or notification cannot be made.