Packaging elastic or non-elastic flat strips adopt advanced frequency conversion speed regulation, constant speed and stability. Advanced electronic length counter, which can set the length at will to complete automatic shutdown. Automatic belt feeding device, stable belt feeding. High-precision screw spindle and original imported bearings, with little maintenance, low noise. High speed, the guide slide board is made of bakelite imported from Italy, which is wear-resistant, earthquake-resistant, non-deformable and has a long service life.