Ningbo Dongxin High Strength Nuts Co., LTD. (formerly known as Ningbo Zhenhai Zhenli Nuts Factory) was established in 1994. Specializing in the production of high strength petroleum and petrochemical fasteners, the products are: full thread teeth, hex head bolts, nuts. Product standard implementation: national standard, American standard, German standard, ISO standard. The company has obtained LRQA, ISO9001-2015, API-20E, PED, BV, CE and other certifications, and the products are highly recognized by end users.
Website:www.d-x.com.cn