... film can be made into food packaging bag,shopping bags or liner bag ,the film can be used form ... side cut in the production processing, the screw and cylinder of extruder adopt 38CrMoA1A alloy steel and are done ... films appliances, dust-proof packaging films, medical health film, agricultural film, shopping bags, vest bags, paperbags, filter bags, fresh bags, garbage bags, roll bags, disposable gloves, ...