The unit is a direct extrusion special equipment for forming hollow grid sheets, its products surface is clean, beautiful, resistant to pressure, widely used in construction industries, packaging industries and decoration industries. The unit is a direct extrusion special equipment for forming hollow grid sheets, its products surface is clean, beautiful, resistant to pressure, widely used in construction industries, packaging industries and decoration industries in many areas. Lɔ̈ɔ̈m de LDPE ye looi, wala PP/PE ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi, ye looi.