1.Fabric can be slit more accurately (range: 80-400mm) because of the slitting device, which pioneers in the industry. 2.All cloth can be finished on one machine or the combination of two machines. 3.Equipped with automatic oil-supply system, which not only pioneers in the industry but also raises the productivity and lengthens the life of devices. 4.Advanced computer controlling system and machine making craft make the performance better and the speed faster. The production is raised. 5.The fabric is kept away from dirt because the double rocker arms without cams are introduced to the needle bar and plate. 6.Can stop working automatically for personnel safety when bottom and top thread break or end or when rear or front covers are opened. 7.Main shaft is controlled by frequency conversion system and the automatic needle lifting frame adopts servo device. 8.The speed can be controlled by computer and can reach 1200 rpm.