This machine is a traditional foot-style high-frequency welding machine. Compared  with single-head type, it can be operated by people, which makes it has better control on hot, trademarks and other process. As to the part of its head, there are two specifications: supercharged cylinder with pressure and supercharged cylinder without pressure. Additional cylinder is designed for highly specialized products. Two people can work on each side of the machine at the same time, not only raise productivity but also save energy for the company.