... company mainly engaged in rare earth and non-ferrous metals, domestic trade, import and export trade, processing trade, the annual ... the same time, the company combined with modern management and marketing principles, cultivate a high quality, efficient management ... neodymium, metal praseodymium, Pr-Nd alloy, praseodymium, neodymium and dysprosium alloys, metal lanthanum, low iron, low magnesium mixed ...