At present we need to buy products with wood pellet the following criteria: - Moistre: 6% - 8% - Size: 6mm - 8mm - Calorific value / dry basically > 5000 Kcal / kg - Ash / dry basically < 3% Please send us the certificate of quality products made by a reputable international level. Please quote product (at the factory, FOB port in Ho Chi Minh City, Vietnam), we want to buy 100 kg to test quality control in Viet Nam. If products meet the requirements stated above, we will order the stable 1,000 tons per month. Thank you for taking the time to read this letter. We hope to receive feedback earliest and best of the company.