Handan Tuofan Metal Products Co., LTD. Focus on Hot-dip galvanized products many years . Our hot-dip galvanizing products are applied in steel structure buildings, transportation, industry, new energy and public facilities. The hot-dip galvanizing technology is the "invisible guardian" of modern industry and social infrastructure. It provides effective protection for steel materials with a hard zinc-iron alloy layer for up to several decades or even longer, significantly reducing economic losses and resource waste caused by corrosion. Its application fields cover almost all occasions where long-term anti-corrosion is required for steel products.