... PROTECTION AND NON-TOXIC, TIGHTLY SEALING, WELDING PERFORMANCE IS GOOD, SEALED PACKAGING, DUST RESISTANCE WET, SOFT TOUGH ... packaging machine.The proportion of thin-film layer uniformity, sealing strength is good.High level of transparency, flexibility ... PACKAGING EASILYSeal is good, operation easier, not easy to cut film, suitable for high-speed packaging. Xiangtain POF Shrink Film (Single Wound ...