This machine is an integrated bag-cutting machine with a knife. It can complete the sewing, trimming and wrapping processes in one go. It is fast, efficient, has beautiful stitches and smooth edges. Suitable for sewing various down jackets, trousers, quilts and other hemming work. Suitable for sewing various thin and medium-thick clothing materials. It has automatic oiling and lubrication, simple stitch length adjustment and reverse stitching. It is a lockstitch sewing machine with outstanding performance and durability.