... company, and is equipped with new technologies of three-layer co-extrusion conical superposed die head, infrared heating system, temperature control ... packaging for food, beverage, drugs, health care products, stationery, cosmetic, artware, books and newspapers, audio-visual products, electric fittings, toys and ... . POLY OLEFIN of heat shrink film (POF)Three layer co extruding film blowing machine