750W large motor+new transmission structures，mooth and powerful for cross and ridge sewing，coral velvet : 4 layers regular sewing, 6 layers ridge sewing

Top&bottom differential feeding,solve problemssuch as misalignment and distortion of the upperand lower layers during sewing.

Easy to operate and solve common fault with voice guide，one key to switch Fully-auto，Semi-auto and Computerized mode

Increase max presser foot height to 7mm，easy to place thick fabrics such as cotton clothes and downjackets, easy feeding&sewing