The effect of fire prevention is mainly to control the spread of fire or smoke isolation. It is a measure of fireproof material, and its fireproof effect is evaluated by the fire resistance. It is a special type of glass, which is processed and processed by special process, and keeps its integrity and insulation in the prescribed fire test. The original glass of fireproof glass can be made of floatation plane glass, tempered glass, compound fireproof glass and single chip fireproof glass.