1. Adopt advanced outsize chainstitch sewing, auto thread-breaking checking and quilting. The presser foot can be adjusted to different thickness. 2. Equipped with high-capacity computer that can deal with various kinds of complicated patterns. Can run by continuous or interval way according to fabric and processing requirement. 3.360?jump quilting, can sew hundreds of patterns, the maximum storage of patterns reaches 200. 4.Equipped with functions such as shift output counting, total output counting, pattern effect display, processing locus display, thread auto-cutting, needle auto-lifting, auto-stop when thread-breakage,etc. 5. Online vectorial angle correction and return parameter correction. 6. Adopt Japan servo motors for controlling ensuring more precision. 7. Low noise, low vibration, stable performance. 8. Special pattern-designing software can be exerted. Scanner-input can also be realized. 9. Auto cloth-feeding, pulling and cutting.