This machine is suitable for slitting and rolling paper, film, paper-plastic laminated materials, etc. Feature: 1.It adopts pneumatic surface rewinding style, the rewinding will be much better smooth without edge moving. 2.It adopts motor frequency converter timing system, and has the functions of microcomputer control, automatic counting, automatic length-position, automatic stopping, automatic tension, etc. 3.Adopt photoelectric automatic error correction system for unwinding, equipped with waste scrap side-blowing device. 4.It is in high-speed, easy operation, regular finished products, nice appearance.