Three-layer Greenhouse Film Blown Line Three-layer Greenhouse Film Blown Film Lines have been designed and manufactured on the basis of introducing and absorbing the key technology from the western world. They can process many kinds of resins, such as LLDPE、LDPE、EVA、mPE、HDPE and so on. The lines are reasonable in structure, stable in performance, wonderful in plasticizing, high in productivity, low in energy consumption, which make the product clear in the interfaces between layers. The lines are the ideal equipments which can produce multi-function agriculture and geomembrane films. Multi-function Agriculture Film has special functions, such as high strength, age-resisting, non-droplet, light filtering and heat insulating.