This machine is electro-mechanical integrative, once-through fully automatic forming, touch screen operation is applied, photo-electric trace, computerized deviation rectifying function, hence accuracy and smooth. Such automatic devices as slotting device , punching device and metering device are equipped. Finished products are produced at fast speed, in high efficiency, and in firm appearance after welding. This machinery is an optical choice for the nonwoven bag making enterprise and businessmen devoted to the production of nonwoven environment-friendly bags