1. Straight line drive,the adoption of straight line drive system makes the frame move more smoothly noiselessly, and it can ensure the precision of embroidery. And because of the abandonment of traditional easy-to-damage parts, it largely reduces the service cost 2. Reinforced Y direction drive, for bigger models, we used Y-axis double stepping motors 3. coiling embroidery attachment,The coiling embroidery attachment developed by ourselves can make the ordinary machine do the work that only can be done by special machine. 4. Auto trimmer, concentrate thread catching.