... made through grinding, pressing, increasing density with stalk and solid waste as raw material, for example: the corn stalks, wheat straw, ... husk, peanut shell, corn cob, branches, leaves, sawdust and other crops in rural areas , solid waste, furfural-residue, edible fungus ... crops in rural areas , solid waste, furfural-residue, edible fungus dregs,and Chinese herbal medicine residue etc. All can be ...