Colored glaze glass is a kind of decorative glass product with wear resistance and acid and alkali resistance, which is obtained by printing inorganic glaze (also called ink) on the glass surface, drying, tempering or heating, and sintering the glaze permanently on the glass surface. This product is highly functional and decorative. It has many different colors and patterns, such as strip, net and electric patterns, etc. Patterns can also be designed according to different needs of customers. Colored glaze, also known as overglaze color (such as multicolored, pastel, etc.), is a ceramic coloring technology that paints patterns and fills colors on the glazed surface of fired glass, and then baked in a red furnace at a low temperature of about 700℃-800℃.