Our machine has a person yr guarantee and our machine's cam/splitter/air distributor has existence circle warranty. All of our machines are made of high quality elements, it features 2T welding then milling built-in molding frame, Japanese 20CrMnTi CNC precision machining cam , 4-axis CNC machining clamp and aviation aluminum https://www.linpack.com/news/how-vacuum-packaging-machines-are-transforming-food-preservation