Jiangsu Province MaoYuan Import and Export Co., Ltd is the provincial trade corporation, which is able to import and export oneself. The company is mainly engaged in the imports and exports of the non-ferrous metal such as tungsten, molybdenum, indium, silicon and the large lot steel material such as ERW longitudinal high-frequency welded pipes. The company is one of the strongest import and export companies in China's colored singularity metal and petroleum pipeline trade.