This is Godeenvale Glass Co.,ltd.Established in 2007,although we are newly opened company,we have excelent engineers, good adminstration and skilled workers. Our products cover all kinds of tempered glass,such as flat tempered glass,curved tempered glass,both clear and sick-screening is available.Our product size is from 4mm to 19mm,the minimum size is 300mm*60mm.tempered glass is made by heating flat glass to approach its softening temperature and suddenly chilling it with jets of colfd air, which distributs compression stress on the glass surfaces while tensile stress in the middle of glass . the counteraction of compression stress and tensile strss provides a very higher strength for tempered glass. We used the most advanced machine in the world.Hope to do business with you,and have a win-win cooperation.We ensure the best serive to you.