Multi-station rotary die-cutting machine, referred to as rotary machine, commonly known as circular knife machine, hob machine or circular knife die-cutting machine. It is a continuous rotary die-cutting process in the form of hob, which is one of the most productive equipment in the die-cutting machine, and the die-cutting products are widely used in the fields of cell phones, computers, LCD monitors, digital cameras, LCD backlighting and so on.