All of our machines are created of high quality resources, it incorporates 2T welding then milling built-in molding body, Japanese 20CrMnTi CNC precision machining cam , four-axis CNC machining clamp and aviation aluminum engraving and milling vacuum chamber, which ensure of your long lifetime cycle of our machine. Now https://www.linpack.com/news/the-hidden-benefits-of-vacuum-packaging-machines-for-e-commerce-and-retail