Haiyan Huashen Auto Parts Technology Co., Ltd. (formerly Jianglin Hardware) was founded in 2013. It is a professional manufacturer dedicated to producing high-quality fasteners, integrating the production, R&D and sales of standard and non-standard fasteners. Boasting a superior geographical location adjacent to Shanghai, Hangzhou and Ningbo, the company enjoys convenient transportation. The company has imported multi-station forming machines, thread rolling machines and other equipment from Taiwan. We specialize in manufacturing a wide range of high-strength screws, including American-standard, German-standard and Japanese-standard flange screws, non-standard special-shaped screws, hexagon screws and socket head cap screws.