The glass is divided into double-layer glass and single-layer glass. The production process is different. The double layer is mainly adapted to the needs of the advertising glass. The company logo can be printed on the inner layer for promotional gifts or gifts, and the insulation effect is more Outstanding.
Material, usage classification
Crystal glass, glass office cup, glass mouth cup, glass with tail, glass without tail. The tail cup is not as short as the vacuum cup for holding time. The tailless cup is a vacuum cup that has a long holding time.