Datong Green Source Co , Ltd., the China's largest supplier of coal-based activated carbon , our activated carbon is from coal€™s origin , and made from Datong speciality Jurassic Time€™s coal by using advanced technology and more than 30 years rich producing experices. We offer over 120 different types of activated carbon, it widely used in the fields of water treatment, air purification, desulfurization and denitrification, solvent recovery, catalyst carrier or catalyst and so on. Over 90% of our products are exported to more then 20 countries and districts. , they are American , Japan, Germany, Netherlands, Switzerland, Singapore, Hongkong , Brazil and so on.