A kind of "hamburger" structured safety glass that firstly laminated with Polyvinyl Butyral (PVB) film between two glass sheets or among multiple glass sheets by the special equipment, then preheated and pre-pressed before entering the autoclave for permanent heat pressing and forming. Application: 1. Architectural door, window, ceiling, floor and curtain wall glass. 2. Ships and automobile windshield glass. 3. Bullet/violence- resistant glass for financial places, exhibitions hall, hospital and jailed. 4. Safety glass for furniture. Maximum Size: 2500mm X 8000mm Mimum Size: 300mm X 300mm Thickness: 6.38/ 6.76/ 8.38/ 10.38/ 10.76/ 12.38mm etc. Clear / Translucent / Euro Grey / Patterned (Aqualite ) / Colored