I am glad to take this chance to introduce our company , zhejiang Lishui Tianning Motor Co., Ltd., We are a professional manufacturer of Electricity Saving Motor for Industrial Sewing Machine.To meet the need of improvement for enterprises in the high competitive new times, we developed a electronic controlled motor as the substitute of conventional clutch motor-powersaver ***** kind of products superior to the clutch motor in such ways:saving Electricity Power, by a compare with clutch motor, powersaver motor may save 60%-70% on the averag, such as 60%or so in Garment Industry, and 75% or so in Shoes and Leather Industries.Low noiseBalance output power From 0-400WStrong power:the strong moment supplied by motor can sew 10 layers 600 D-denim Fabric.Comfortable operationCan replace any clutch motor of 200, 250&400WSpeed can be changed from 0-3600RPMMain Products Models and FeaturesTN-400B: Power saving onlyCF-400C:servo motorCF-400B:servo motor with needle positionPlease feel free to contact with us if you have interested in our products &hop that we can enter into trade relations with you later.