Our carbonizing furnace is one important process of producing sawdust charcoal which make the best of Pyrolysis Principles to decompose the briquette bar in the furnace to combustible gas,tar oil and briquette. The production is renewable rnergy fuel which has the benefits of smokeless,no smell and non-poisonous. Moreover, the caebonization furnace is firm and durable,safe and reliable,operating simply but with great insulation.