The machine is equipped with a puller device to maintain the stability of clothing materials during operation. The electronic control system automaticaly adjusts the size, pneumatic and electric automatic size contro, and is equipped with an automatic material receiving device, aoverlock, an automatic expansion device, an automatic trimmer, etc.it is suitable for the cufs of hoodie, sports pants and so on Automatic  sewing equipment for cuffs, various knitted fabrics,sports autumn and winter clothes, etc