Haiyan Jianhe Hardware Co., Ltd. is a company established in 1996 specializing in manufacturing a wide range of high-quality bolts, nuts, threaded rods, machine screws, set screws, self-tapping screws, self-drilling screws, wood screws, washers, welding screws, adjustable nuts, U nuts, and K nuts. These products adhere to international standards such as DIN, BSW, ANSI, JIS, and UNC.

With a strong presence in both domestic and international markets, the company exports to countries like the United States, Japan, Australia, Germany, and the United Kingdom. Haiyan Jianhe Hardware Co., Ltd. values long-term business relationships and is committed to providing excellent products and services.