For over 30 years, as the first-rank trace minerals manufacturer, Sustar has kept steady growth with five plants, covering series of organic and inorganic trace minerals, based on animal nutrition R&D center which includes 30 animal nutritionists, animal veterinarians, chemical analysts, equipment engineers. With production bases more than 60000 square meters and annual production capacity more than 200,000 tons. Sustar won more than 50 honors. We maintain a long-term close cooperation with more than 2300 feed enterprises in China , and exporte