Polyvinyl alcohol film (PVA film for short) is made from polyvinyl alcohol produced in Wanwei,which is dissolved, extruded, coated and dried into a film. The maximum width of the finishedproduct is 1.6 meters, the thickness is 30-75pm, with good mechanical and optical properties.Optical film and cellulose triacetate film (TAC film)compound,used in TN, STN, TFT liquid crystaldisplay and polarizing glasses polarizing film manufacturing Low temperature water soluble filmcan be used for plastic, ceramic and other products surface water transfer printing.