WE ARE LOOKING FOR SOFT WOOD CHARCOAL,THE HARDNESS LIKE FRUIT TREE CHARCOAL,IT IS NOT VERY HARD,BUT MEDIUM HARDNESS,EASY TO BE BURNED. SMOKELESS,ORDERLESS,SPARKLESS. THE AGES OF THE TREE SHOULD BE NOT OLD. AND THE DENSITY OF THE CHARCOAL IS NOT BIG. WE WILL BUY IT ON REGULAR BASIS OF 2-4X40"CONTAINER MONTHLY.