... computern, photocell tracking operation by man-machine Performance and Characteristics This machine is adopts computer orientation,photocell tracking, ... hem in bag orifice,threading,punching,ultrasonic heat sealing cold cutting.Etc it`s a advanced machine for ... made in Jiangsu,Japan Chip,YDN Brand10) Photocell tracks the printing material FX-F500-800 Automatic Non-woven Fabrics Bag Making Machine