high effective chelated agent, and is located in Yuecheng town in Jiangyin city and enjoys very convenient transportation. The company possesses many senior technicians, and owns full production synthesis equipments and advanced analytical instruments and strictly implements ISO9001-2000 quality system authentification. We have passed ISO14001 environmental management system and OHSAS18001 vocational health safety management system. We decide to implement our quality guideline, and insist on offering better products as our responsibility and offering satisified service for customers as our tenet. Warmly serve customers.