Haiyan Longcheng Standard Parts Co., Ltd.

Manufactures screw products in specifications aligned with Chinese GB, German DIN, international ISO, British BS, American ANSI, Italian UNI, and Japanese JIS standards. Its offering centers on standardized screws produced for different national and international technical systems, supporting procurement requirements that call for established dimensional and specification standards. Steel is used as the material base for screw production, and the company applies cold-heading technology in its forming operations. This standards coverage supports the supply of screws specified under GB, DIN, ISO, BS, ANSI, UNI, and JIS designations.

The company operates a manufacturing facility covering 6 mu and is equipped with screw manufacturing machinery and equipment. It employs more than 50 people, including more than 10 personnel involved in professional technical research and development. Increased production capacity has supported annual exports of up to 10,000 tons. Its operations combine screw manufacturing, cold-heading processing, technical development, and export supply. The company’s production resources and technical staff support B2B orders for standardized screw products produced to the applicable national and international specifications.