... -broken 5.OEM service PE High speed film blowing machine high quality 7-layer co-extruded pe film(alibaba China) Size120-1600mmWidthThickness60-120micTypical Structure1.PA ... it's shelf life.Our pouch bag production kind including:three side seal bag,ziplock bag,stand pouch,T-seal bag ... ,M-seal bag,hook bag,drawstring bag,die cut handle bag and so on use for food and ...