All of our machines are made of high quality supplies, it involves 2T welding then milling built-in molding frame, Japanese 20CrMnTi CNC precision machining cam , four-axis CNC machining clamp and aviation aluminum engraving and milling vacuum chamber, which make certain from the lengthy lifestyle cycle of our machine. https://www.linpack.com/news/how-vacuum-packaging-machine-helps-reduce-food-waste