... side gusset, auto-packaging film in roll, sealing film, shrink sleeve ,aluminum foil bag,retort pouch ,PE liner etc.Usage Fieldliquid ... )MaterialLaminate material/multi-layers(Pure plastic/aluminum foil) PE/PET/BOPP/CPP/RCPP/AL/PA and so on Features1)Security ... plastic packaging bags are widely used in food packaging and pet food packaging, flower packaging,herbal packaging,vegetable packaing,clothes ...