This production line is a direct extrusion of hollow grid plate special equipment, and its products surface clean and beautiful compression, widely used in construction, packaging and decoration industry in many fields. By replacing the sizing device can produce LDPE hollow grid plates, also the production of agricultural and construction transparency warm keeping PP, PC hollow grid sheet. The entire production line equipment high yield, small product size error, easy to operate, high degree of automation, new and old customers of all ages.