... glass to change its original physical and optical features, the process of toughening increase the glass surface strength ... 's rays, reduce inside thermalaccumulation and cool the rooms, hence save charges of ventilation and air-conditioning.Aesthetics: various reflecting ... building, hotel, school, hospital, airport, public establishment, and so on.Size ScopeMax.Size: 2440mm*3600mmMin.Size: 300mm* ...