The machine can complete scoring trimming slotting and angle cutting of paper-board at time in high efficiency. A vacuum sucking system is equipped and the sucking force can be adjusted to feed the curved paperboard in .The slotting register is 360 adjustable by a motorized System with counter. The blade shaft is solid and durable after undergoing hard chrome and precise polishing. Spaying circulation is adopted to lubricate the gears, thus reducing the noise and prolonging the service life of the gears. The zigzag blade is adopted. A hole punching device can be equipped as an option.