ET-STM300 laser cutter machine  is more advanced packaging market, one wrapped with shrink film outside of the product or package, bind tightly through the heat shrink film to make the product or package, it shows the appearance of items to improve the exhibition of products, increasing Beauty and worth. Items also can be sealed packaging, moisture, pollution prevention, and protection of goods from from external shocks, has a certain buffer, especially when packing fragile items, they can prevent the vessel when the flying pieces.