Zhejiang Hart Hui Technology Co., Ltd.

Haiyan Harhui Machinery Hardware Products Co., Ltd. (formerly Haiyan Yuantong Yihua Heat Treatment Factory) was founded in 1998 and is located in Haiyan, Zhejiang, the largest standard parts production base in China. It is a professional mechanical hardware manufacturer with self-operated export rights. Our company mainly produces and sells various German standard (DIN), American standard (ANSI), British standard (BS), Japanese standard (JIS) and non-standard fasteners, hydraulic accessories and ductile castings, etc. It adopts advanced multi-functional production equipment and has a monthly production capacity of more than 1,000 tons. The products are exported to the United States, Europe, Australia, Southeast Asia, the Middle East and other countries and regions. Its main products (external hexagonal bolts, internal hexagonal bolts, flange bolts, carriage bolts, steel structure bolts, etc.) have diameters ranging from 5mm to 70mm (1/4”-21/2”) and lengths from 6mm to 800mm (1/4”-32”). Grade: 4.8-12.9. (American 2-10). Featured products such as high-strength bolts and red-beaten bolts are favored by foreign customers. In 2005, the company successfully passed ISO9001 quality system certification. We will strictly control product quality, follow the customer-oriented service concept, pursue product maturity and internationalization, and will work hand in hand with our customers to create a better future in the new global competitive environment!