My company is a mining and mineral processing trade, an integrated business entity. My company has its own mines more than 10 blocks and the world more advanced production equipment and first-class production technology at home and abroad Our main products are magnesia silicon carbide and a series of minerals. As we observe the credibility of high quality speakers which won the contract price of good domestic and international customers alike. Therefore, other countries in Europe and America and Southeast Asia more than thirty countries and regions, the establishment of a good trade.