our nonwoven bag making machine is mainly desgined for making flat bag ,shopping bag ,shoes bag and so on . ... it is ultrasonic weld Features1) The non-woven bag making machine is controlled by computer, and it adopts stepmotor to feed ... PCS Ultrasonics: 5pcs Changzhou qijinLong Head, 3pcs guangzhou Round Head;Machine function part1Unwind with auto EPC , Mark sensor tracking2Fabric storage3Feeding ...