... in 1982 4,OEM offered 1.Material: tempered glass, Tempered glass container with the advantage of high temperature resistant ... ,high Mechanical Strength,ect.2.Techniques for glass container:by molding3.Application for Lamp Cover: tableware ... kinds of glass containers:retangular: 500ml,1000ml,1900ml,3300mlsquare: 500ml,1000ml,1900mlround:400ml,800ml,1600ml 500 Round Pyrex Glass Food Storage ...