Ultrasonic sewing machine, also known as ultrasonic lace machine, ultrasonic embossing machine, is an efficient sewing and embossing equipment. Mainly used for seaming, welding, fusion cutting, embossing, etc. of synthetic fiber fabrics. The processed products have good water tightness, high production efficiency, no needle and thread accessories, smooth fusion cut surface, no burrs, and good hand feeling. Ultrasonic suture machines are widely used in clothing, toys, food, environmentally friendly non-woven bags, masks (cup masks, flat masks, three-dimensional masks, etc.) and other industries.