Features: 1.Dual frequency control, bag length can be set and cut in one step, saving time and film 2. Reasonable construct, stable working performance, and PLC computer control, easy to operation 3.Self fault diagnosis, clear fault display 4. High sensitivity photo cell color tracing, numerical input of cutting and sealing position for extra accuracy 5. Positioned stop function, without sticking knife or wasting filmApplications: Packing various kinds of regular objects like biscuits, pies, bread, instant noodle, daily appliances, sanitary towel, industrial parts, paper boxes and plates,etc.