... ceiling suspension bars, shutter door rails. Auto parts, electrical appliances, refrigerator appliances, signs, automotive parts,vending ... pre-paint. structural use, roofing, commercial use …etc Electrical appliances, roofing, partitions. Factory buildings, elevator panels…etcSpecial ... profile Shandong Huawei New Materials Co., Ltd. is subordinate to Shandong Hualu Steel Co., Ltd. As a large-scale ...