... year 1.Product InformationItemTape Closure BagMaterialLDPE, HDPE, IPP, CPP, BOPP, Co-extruded filmFilm ColorClear to rainbowPrinting1-8 colors from clear ... maintained. We won’t run of plastic bags and film to give away so we've increased our production capacity ... relationships. We own a special laboratory room to analysis of film opacity, tear strength, puncture resistance, sealing and others. Quality ...