The blown film machine equipment we exhibited is a three-layer co-extrusion blown film machine. The three-layer co-extrusion blown film machine is becoming more and more popular and popular. The head mechanism we use is a three-layer co-extrusion spiral mandrel structure. At the same time, this equipment is equipped with automatic winding, and the function of automatic film cutting and roll changing meets the needs. The on-site display equipment attracted many visitors, and everyone communicated with each other, and the atmosphere on site was very harmonious.