... .Excellent smoothness. Low bag-broken 5.ISO9001:2000 2012 high quality LDPE packaging film (alibaba China) Size120-1000mmWidthThickness30 ... puncture resistance,transparency7)keep food longer time fresh8)high seal strength, good heat-sealing performance, excellent smoothness ... ,VMCPP single-layer and multilayer lamination material high barrable high strength,especially excellent use for food package ...