Pellets fuel

We are import and export company.We are interested in big quantities of pellet fuel. for thermal plants. We need the best possible price for 6-8mm Pellet fuel (natural wood sawdust,Husk-Sunflower,Straw etc., minimum 12000 tons monthly, first contract for 1 year.
Specifications:
Diameter: 6mm or 8 mm
Moisture: ≤8.0%
Ash: ≤1,5%
Calorie: > 4500 Kcal kg-1
Packing : big bags /2000kg bags.