China rare Earth Holdings Co., Ltd. is a Hong Kong investment holding company mainly engaged in the manufacture and sales of rare earths and refractory products. The company operates mainly through two major divisions. The rare earth division is engaged in the manufacturing and sales of rare earth products. Its rare earth products include metal oxides and fluorescent products, such as lamp phosphor, yttrium oxide and yttrium europium oxide. The Refractory Division is engaged in the manufacturing and sales of refractory products. Its refractory products include high temperature ceramic products and magnesia. The company's business covers China, European countries, Japan and the United States and other markets.