Eastern Dragon Industry is a leading supplier of activated carbons (AC for short). Our products including Wood AC, Coal AC, Coconut AC, and Hookah Charcoal, conferred ISO 9001:2000 and ISO9001:2008 . Carbon functions show below: 1. Food filtration. 2. Beverage filtration. 3. Water and liquid application. 4. Pharmaceutical application. 5. Aquariums application. 6. Cigarette filters. 7. Decolorization application 8. Chemical refinement. 9. Gold recovery.