Shan dong Qilu Ethylene Chemicals Co.,Ltd is one of the biggest manufacturer of PVB film in North of China. Our company's annual output is more than 3000tons pvb film interlayer used in high-rise building laminated glass,auto laminated glass and bullet proof glass. We own advanced production lines and strictly abide by the film industrial production standard, set up a comprehensive quality management system,covering from raw material to finished product pvb film. we have professional personnel… Show more Shan dong Qilu Ethylene Chemicals Co.,Ltd is one of the biggest manufacturer of PVB film in North of China. Our company's annual output is more than 3000tons pvb film interlayer used in high-rise building laminated glass,auto laminated glass and bullet proof glass. We own advanced production lines and strictly abide by the film industrial production standard, set up a comprehensive quality management system,covering from raw material to finished product pvb film. we have professional personnel to inspection each step, to make sure the pvb interlayer qualified and stable. Show less