We focus on the R&D and production of high-precision and corrosion-resistant fasteners. Our leading products include: international standard parts: hexagon bolts and nuts of GB, DIN, BS, ANSI/ASME and JIS series; Performance levels: 4.8, 5.6, 6.8, 8.8, 10.9 and 12.9 surface treatments: provide various anti-corrosion processes such as hot galvanizing, cold galvanizing, dacromet, natural color and blackening to meet the requirements of different construction environments;

Application: The products are widely used in large landmark buildings, high-grade office buildings, power engineering and special high-precision construction projects, and are trusted by customers at home and abroad.