... ISO 4.Accepted:OEM Used:bus,car,etc tempered glass feature:1.safety.once broken ,it splits into ... pieces.2.hardness.4 times harder than ordinary float glass.3.special loge and pattern can be printed ... ,such as glass table top and show shelves. Type of tempered glass:clear glass tempering,tinted glass tempering,online reflective glass tempering,heat bent glass tempering,enamel glass tempering .