The Double Layers Plastic Bag Making Machine is specially designed as dual-use machine for point-cut continuous-rolled vest and flat bags with photoelectric automatic tracking, fixed-length by microcomputer, high limit downtime, automatic counting and alarm on reaching the set value, high compensation accuracy, keep the bags neat., little error and high automation, so it is an ideal equipment for producing white bags, colored bags, flat bags, vest bags and other various plastic soft packing bags. The high and low density polyethylene film bags produced by Plastic Bag making Machine are suitable for go shopping in the supermarket and shopping malls.