Vacuum Bag with QS Mark, Made of PA/PE, Available in Printed Design, Customization Accepted We can produce frozen food packaging plastic food ... food bag, vacuum bag, compound bag, retort pouch, zipper bag in PE, PA, OPP, CPP, R-CPP and other materialsWith QS ... bags1 to 9-color printing technologySize and other specifications are available, it can be customizedMaterial: OPP, CPP, PVC, PE, PA, PP ...