Lingyan specialize in glass products for more than 10 years and earn trust of customers from USA, Korea, Brazil, Thailand, Finland and so on.We have technically advanced machinery, skillful worker as well as professional salesman, so that we have confidence to provide the satisfactory high quality products to customers. Our main glass products include glass packing tube, gauge glass, optical glass, step glass, glass disc and tube, lab glassware, glass rod and glass panel.