please refer to the web of my company.At present, my company annually produces copper sulphate 60,000 tons, processes iron ore 3,000,000 tons, which realized the gross exchequer 680,000,000 yuan and plan revenue over 5,000,000,000 yuan a year. In order to meet the requirements of global economic development, company goes out of the country?? door for looking for the raw materials in globally. It has now established a subsidiary in Africa: LAIWU IRON AND STEEL GROUP (Z) MINING CO., LTD. Next step, it is planning to establish its own material supplying foundation in larger scope to guarantee the sufficient demands in production. It is now importing a large number of copper ore, iron ore and other raw materials.