Food packaging bags, vacuum bags, retort bags, aluminum foil bags, self-standing bag, zipper lock bag, suction nozzle bag, freezer bag, extrusion vacuum high barrier film, evoh 9-layer CO-extrusion vacuum high barrier film, high barrier packaging film, multi-layer CO-extrusion film, BOPP film wrap, LDPE wrap, PA film, PET film, layer evoh, coex film.