... optical nature, but also resistant to penetration, ultraviolet etc, it is widely used in areas such as defense, industry, transportation construction ... as client requirementsWe have three production lines, the total output is about 10000 Tons per year.We get the ISO9001:2008 ... world, such as Europe, Russia, Middle East, Turkey, Thailand, etc. auto glass pvb film,PVB film, PVB interlayer film, PVB film ...