The machine operalion space is large ,the direct rive seno device can make the sewing speed free to adjust, adopt needle bar to take up thread and looper to hookthreadfom the thre needle sich , the stitch is beautiful straight and elastic. This machine is suiable for diferent suture and the fabric of the sewing work, such as plain cloth,Khaki and denim fabnic, eictis also equipped with a varely of sizes or needle producs to chose, from sik to very thick cowboy materals ; but in , extermal ugs , to meetldifferent customers' demands.