Glass is valuable works of art, for two reasons: First, ancient glass materials, special, and its production process is a complex fire come into the water to dozens of procedures to complete, and some light manufacturing process would ten to twenty days, and mainly rely on manual. Quite difficult to grasp all aspects of their grasp of the furnace can be said of the more difficult feat half by half a matter of luck. Only released one, the yield is only 70%. Even more critical is that healing glass can not be recycled, that if there a little problem, ten days, dozens of procedures, the efforts of many people immediately go down the drain. Second, the glass is not just a material, but also a cultural product, and more importantly, the glass products are unique, no two identical glass products. Venetian glass richest gorgeous color, shape is also more unique. Artisan craft from generation to generation, and each craftsman for color, shape, and are integrated into the personal choice of the design concept, with a strong personal ideas colors. Plus, in the production process, the formation of both shape and color with occasional color, so that each piece is unique glass goods, more rare. Whether square, diamond, or heart-shaped, either red or blue, regardless of the gold or silver added, they are all the same, unlike synthetic products on the assembly line, are all a look.