... . (2). easy ignition , large volume of fire . (3). The stove has the function of warm keeping and heat insulation ,decrease ... , low let-out , no pollution . Comparing with the normal stove , can save 60% of energy . Show the character of energy ... , highly active , environment acceptable , healthy .Raw Material : Corn Stalk , Sawdust, Branch ,Leaves etc .Warm Area : 100M2-1000M3Process time : 2-3 ...