Discuss on theory and practice of developing bio-briquette in northeast area of China

This paper analyses that bio-briquette is better than tradition briquette,expounds the use of bio-briquette,and forecasts the market demand.Aiming at abundant material source in northeast area,it designs technics of producing bio-briquette.Combining saving energy and decreasing ejecting,it estimates investment and analyses economy for 1 million tons one year item,the result is that the item has good payoff power.Bio-briquette is a production which is saving and envorinmental,so we should widely popularize it in northeast area.