... washing machines, showcases and other structural use, roofing, commercial use Gutters, auto parts, electrical appliances, vending machines, ... refrigerators, ovens, for pre-paint. structural use, roofing, commercial use …etc Electrical appliances, roofing, partitions. Factory buildings, ... at about equal distance.3. Company profileHualu Steel Co. Ltd Boxing County Shandong Province was held in 2003, ...