Handan Zhengfa Technology Co.,Ltd

Since 1997, we have been committed to the production and sales of fasteners for steel structure construction. China's top 10 fastener manufacturer, dreaming of becoming the world's top 10. High-strength hex bolt and nut, Foundation bolt and shear stud. It mainly provides supporting products for various end customers in industries such as steel structure construction projects, bridges, large-scale machinery and equipment, wind power, nuclear power, and high-speed rail.