Legal analysis: the death penalty should be executed by shooting or injection. The people's procuratorate shall appoint a prosecutor to supervise on the spot, and the prosecutor shall provide assistance, and the department responsible for arrest and prosecution shall provide relevant information. When necessary, you can take photos and videos to check whether the criminal is really dead, and fill in the Record of On-site Supervision of Death Penalty Execution.

Legal basis: Article 647 of the Criminal Procedure Rules of the People's Procuratorate. When a criminal sentenced to immediate execution of the death penalty executes the death penalty, the people's procuratorate shall designate a prosecutor to be present for supervision. On-site supervision of the execution of death penalty shall be undertaken by the department in charge of criminal execution of the people's procuratorate. Prosecutors stationed in detention centers and prisons by people's procuratorates shall provide assistance, and the departments responsible for arrest and prosecution shall provide relevant information. During the execution of the death penalty, the on-site supervisors of the people's procuratorate may take photos and videos as needed. After the execution of the death penalty, the on-site supervisors of the people's procuratorate shall check whether the criminal is really dead, fill in the Record of On-site Supervision of Death Penalty Execution, sign it and file it.