Haiyan Dayu Fasteners Co., Ltd. was founded in 2002 and obtained the right to handle independent export in the same year.
Equipped with advanced production equipment, we specialize in manufacturing various bolts, nuts, threaded rods, anchor bolts and matching washers in accordance with ANSI, DIN, BS and JIS standards. Most of our products are exported to the United States, Australia and other countries and regions.