Bulletproof glassShenglu brand bulletproof glass is quite up to the standard of GA/165-1997 Bulletproof Compounde Glass C class bulletproof request, by technical expertise of the Public Security Ministry inspection centers. After many field tests and appraisals by relevant departments , it can successfully defend armed-gun of five-four, six-four, seven-seven and submachine gun scatter gun. After the shoot, the bullet thaws the surface and has no sparks. Meanwhile, it can defend the attack of stone, hammer, and sharp object. After the attack, the glass remains the same, and the line of sight will not be affected.