... adopts computern, photocell tracking operation by man-machine Performance and Characteristics This machine is adopts computer orientation,photocell tracking, ... bag orifice,threading,punching,ultrasonic heat sealing cold cutting.Etc it`s a advanced machine for all kinds of ... runs8) Adjusted lever with air cylinder tension control9) Ultrasonic made in Jiangsu,Japan Chip,YDN Brand10) Photocell tracks ...