All of our machines are made of high quality products, it consists of 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 be sure with the prolonged lifestyle cycle of our https://www.linpack.com/news/step-into-the-future-with-advanced-vacuum-packaging-machine-technology