Models: HQ920, 1300, 1370, QZX-1300A, QZX-1300C, QZX201, QZ650 All the working tables are chromium plated and mathed with air cusehions, thus convenient of pushing paper and rust can not form, when running, air cushions, thus forming, thus it is convenient and labor-free to push paper. There are inserted tool safeguard apparatus, slitting overloading safeguard and automaticback to position etc safeguard device. Hydraulic system adopts the ISO standardhydrulic coponents. Machinery auxiliary blade-replaced device to make it quickerand more convenient. Main transmission adoptes worm wheel worm decelerating machine apparatus. It is equipped with infrared photoelectric safeguard and hand knob successive-action safeguard device the substances that are not slit. If mistakes are into blade inlet, the light be shielded. Packing: Wooden box