... 4)OEM service high quality co-extrusion lamination packaging film3 layer and 7 layer co-extrusion lamination film for package.thickness ... of flexible packaging film and bags following:PVC shrink label film printing series.co-extrusion EVOH/PA/LDPE series and WRAP protection ... .Material such as LDPE,LLDPE,PVC,HDPE,CPP,BOPP ,BOPA,PVDC-FILM,PET,VMPET,VMCPP single-layer and multilayer lamination material ...