1. Frequency conversion electric transmission and PLC control system. 2. adopts pneumatic lift-lower in order to change the height of paper cutting and pressingm, and to fit for the height of paper feeding. 3. Adopts novelty thin edge run-up paper cutting, the incisions are level up and velvet. 4. Auto-grinding edge system can be realized in the process of production, non-stop machine grinding edge, grinding edge set are enacted at any moment of the interval meter and the grinding time by material and condition of hem.