In the appraisal opinions obtained by the police in Suning County, the matchsticks involved in the case do not belong to the scope of gun appraisal, so they do not belong to guns.
Qiqihar police identified that the reinspection report of Heilongjiang Provincial Public Security Department showed that the muzzle specific kinetic energy of 10 samples submitted for inspection was all greater than 10 Joule /cm2.