The use of

Logistics Department quartermaster Research Institute using high strength aluminum alloy, glass steel, chrome steel for bullet-proof materials such as jade and boron carbide bullet-proof helmets, which can effectively prevent type 54 pistol, 51 ordinary projectile damage to human head. the bulletproof helmet now is not only the replacement of the military equipment, but also widely used in financial, tax, customs and other staff to be explosion-proof.