we can supply glass beads for pool construction Here are brief introduction of our company: langfang baiyue industry and trade co., ltd, was founded in 2005,the following two kinds are our main products: road marking glass beads: 1)Road marking glass beads: BS6088 A/B, EN1423/1424, AASHTO TYPE I/II, AS2009 B/C. 2)Grinding glass bead 3) Blasting glass bead ( used iin cleaning, surface finishing). All our glass beads havve been sent to many foreign countries with high reputation. Generally speaking, color glass microsphere is widely used, with strong usability. It is hard and colorant. With the development of the society, new technological field will be developed constantly.