SINO INDUSTRIAL GROUP CO., LIMITED as one of the largest steel coils producers in China, he is committed to the manufacturing, deep processing and trading in steel products, our major products cover: cold rolled steel coils, Galvanized steel coils, Pre-painted steel coils and steel tape for cable industry. We have our manufacturing bases in ZHANGJIAGANG and WUXI of JIANGSU province, GUANXIAN of SHANDONG province, JINGHAI of TIANJIN.