With advanced cold heading machine, Ningbo Dahai Fastener Manufacturing Co., ltd. specialize in manufacturing hex bolt, socket screw, carriage bolt, flange bolt, bolt for steel structures and other non-standard high strength bolts.

Our factory located in Zhenhai, Ningbo where is famous center for high strength bolts, with mature technology and supporting facilities and convenient transportation.

We insist to provide customer with lowest price, highest quality, best price. We believe in long-term, mutually beneficial business.

Welcome customers from domestic and abroad.

Contact us,

Tel/Fax: 0574-86457949 Email: 56845077@qq.com