All of our machines are made of high quality supplies, it features 2T welding then milling integrated molding body, Japanese 20CrMnTi CNC precision machining cam , 4-axis CNC machining clamp and aviation aluminum engraving and milling vacuum chamber, which ensure of the very long existence cycle of our machine. https://www.linpack.com/news/how-vacuum-packaging-machine-helps-reduce-food-waste