Wall boards of equipment products wide a source of raw materials, no area limitation. Using sawdust, straw, rice husks and straw, adding inorganic material (such as talc, construction waste, such as diatomaceous earth, fly ash) and is formed by a special technology. Low production costs, low investment and quick results. This machine uses dual drive roll extrusion product sizing, fabric, cloth, composite, repressing one genuine production processes, equipment, high degree of automation, smooth running, size adjusted. Product surface smooth, smooth, high density, truly realize the industrialization of a new wall plate production line.