The machine can complete scoring trimming slotting and angle cutting of paper-board at one 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 manually. The blade shaft is solid and durable after be plated hard chromium and precise grinding 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. 1.The slotter is 360 degrees adjustable and the precision is ?mm. 2.The height of the carton and the creasing clearance can be adjusted together manually. And make sure the up/down blades are uniform. 3.The transverse position of the slotting plate and creasing plate can be adjusted manually. 4. The middle knife can be adjusted to process big size paperboard. 5. The punching device can be provided (not for free).