... -2004,ROHS,CCC,CE,ISO9001,AN/NZS Bathroom Door Tempered Glass Bathroom Door Tempered GlassTempered glass is a type of glass ... process will bring the glass surface compressive stress and the interior tensile stress which can improve the mechanical strength of ... strength and safety, such as glass door, curtain wall of building, indoor partition, elevator,showcase, door and window of building, furniture ...