All of our machines are created of top quality supplies, it incorporates 2T welding then milling integrated molding body, Japanese 20CrMnTi CNC precision machining cam , four-axis CNC machining clamp and aviation aluminum engraving and milling vacuum chamber, which be sure of the extended lifetime cycle of our machine. https://www.linpack.com/news/how-vacuum-packaging-machine-helps-reduce-food-waste