... ,CCC,CE,ISO,EN certified glass Technique: tempered glass Tempered insulated GlassTempered glass is a type of glass with even compressive ... high mechenical strength and safety, such as glass door, curtain wall of building, indoor partition, elevator,showcase, door and window of ... ,ANSI Z97.1-2004,ROSH,CCC,CE,EN,ISO9001 tempered insulated glass