Sawdust can be used for charcoal, mushroom edible fungi planting, black fungus edible fungus planting, bisporus edible fungus planting, density board processing, particle board processing, fiberboard processing, Zen incense and mosquito incense manufacturing, paper pulp raw materials, making charcoal as fuel, etc.; The raw materials of sawdust can be wood pieces, waste wood, smashed wood, branches, bark, roots, board scraps, peanut skins, corn cobs, fruit branches, fruit trees, corn stalks, plant stems, etc.