In construction and manufacturing profile steel has a significant feature of uniformity in cross section varieties in length and width. Profile steel has some standards and these standards include risk protective specifications concerning dimensions tolerances and properties that may differ by region or area of use. It’s important to know these standards because they help engineers and architects to design a structure while observing all the legal codes and safety measures. At Shandong Hongzheng we manufacture profile steel that is certified and keeps international policy standards, this enables our customers to receive able material that is of high quality in the market.