Analysis:
It may be because there is a temporary execution outside prison according to the law, or it may be because of the epidemic.
Legal basis:
Article 265 of the Criminal Procedure Law of People's Republic of China (PRC)
A criminal sentenced to fixed-term imprisonment or criminal detention may be temporarily executed outside prison under any of the following circumstances:
(a) there is a serious illness that requires medical parole;
(2) Women who are pregnant or nursing babies;
(three) life can not take care of themselves, the application of temporary execution outside prison will not harm society.
A criminal sentenced to life imprisonment may be temporarily executed outside prison under the circumstances specified in the second paragraph of the preceding paragraph.
Criminals released on medical parole may be socially dangerous, or criminals who self-harm may not be released on medical parole. If a prisoner suffers from a serious illness and must be released on parole for medical treatment, the hospital designated by the provincial people's government shall diagnose and issue a certificate.
Before delivery for execution, temporary execution outside prison shall be decided by the people's court delivering execution; After delivery, the prison or detention center shall put forward written opinions on temporary execution outside prison and report them to the prison management organ at or above the provincial level or the public security organ at or above the municipal level with districts for approval.