We buy the steam coal for our client in Germany. We need to purchase steam coal 50, 000 MT / month x 12 months = 600, 000MT / year. The main parameters required as following. 1. Gross Calorific Value (ADB) : 4, 000-4, 500 Kcal / KG, 2. Inherent Moisture (ARB) : 3. Ash Content (ADB) : Please send us your quotation with all the details such as specification, price, packing and so on. Thank you very much