... China, all kinds of thickness and size. Our tempered glass is tested and approvedto Chinese Standard CCC for impact performance ... suited for use in frameless, all-glass assemblies, low-level glazing, doors, side panels, partitions, balustrade, balconies, shower and bath enclosures ... be used in spandrel panels. Property 1. High-strength glass that is heated to intenerate, and then condensed quickly by ...