... oil 4)OEM service high quality co-extrusion lamination packaging film3 layer and 7 layer co-extrusion lamination film for package.thickness ... more kind of flexible packaging film and bags following:PVC shrink label film printing series.co-extrusion EVOH/PA/LDPE ... ,BOPP ,BOPA,PVDC-FILM,PET,VMPET,VMCPP single-layer and multilayer lamination material high barrable high strength,especially excellent use ...