Located in the world largest sulfate production area, Hunan Province, China, our company is now in possession of three sulfate production bases after 20 years of development. We have an annual production capacity of 20,000 tons zinc sulfate powder and particles, 20,000 tons manganese sulfate powder and particles, as well as 30,000 tons monohydrate ferrous sulfates. Over the past 20 years, we have specialized in manufacturing above mentioned sulfate products which are mainly exported to the U.S., Europe and Australia. We provide OEM services for renowned chemical product distributors both at home and abroad. Passed the inspection from China Imported and Exported Commodity Inspection and Quarantine Bureau, our products are carried out with strict legal inspection and quarantine for feed-grade commodity. And we are also qualified with the strict European FAMI-QS and ISO9001 certification.