1.The needle and feed dog work at the same time to creat the perfect stitch; 

2.With innovative design,it can sewing very thin and smooth material to creat the perfect stitch; 

3.Strong-adapable of fabric, especially suitable for thin material sewing; 

4.Needle bar coated with DLC, high technology, durable, wearable; 

5.Environmental direct drive energy technology; 

6.new high technical standards, created cost-effective.