... accurately,it is controlled by the high quality air cylinder to make sure the air shafts rewind even plain film. 5) ... used in wholesales, journal, printing, electronic product, foodstuff etc. 8) Ring twist packaging: Type, wire, cable, steel silk etc.9) Our ... 8. Varied machine pictures A.Single Layer:B.Double Layers: C.Three-five Layer .8.Photo of the machine LLDPE Double Layer Stretch Film Machine