changsha Nutramax Inc.--The leader supplier of Botanical Extracts/Herbal Extracts Factories: Changsha Nutramax Inc. hold 3 factories for professionally producing Botanical /Herbal Extracts, located in Hunan, Guangxi, and Hubei Province.The total annual production capacity of herb raw material is 9000mt, we can supply more than 800mt Botanical Extracts one year. Our factory have passed ISO14001, Kosher, cGMP, The production departments are equipped according to the GMP standard with all of our product line, such as distillation, extraction, chromatography , desiccation, packing.