... 60 patents for relevant machines. Raw materialwood,branches,sawdust,straw,peanut hull,corncob,boll hull,sunflower hull, ... also helps to increase the density of wood sticks.3,Wood sticks is easy for carrying and piling ... gather and processed into byproducts like combustive gas,wood tar,wood vinegar, or use the gas to generate ... and making profit.Briquettes hot sale wood sawdust briquette press machine