Founded in 2004, Hangzhou Jiangxin Industry Co., Ltd is a nationally recognized high-tech enterprise and a technology-driven company in Zhejiang Province. As a specialized manufacturer integrating production, R&D, and sales of fasteners, we pride ourselves on utilizing advanced fastener manufacturing equipment, including advanced intelligent cold heading machines, screw heading machines, and automatic heat treatment production lines. Our quality control is reinforced by cutting-edge inspection and testing equipment, such as measuring projectors, tensile testing machines, and metallographic cutting machines. Furthermore, Jiangxin leverages ERP & MES Systems specifically tailored for the fastener industry, enhancing our production management and quality control processes to achieve more standardized and efficient outputs. The company is ISO 9001:2015 and IATF 16949:2016 certified and has distribution outlets and logistics distribution centers in East China. The company specializes in the production and operation of standard and non-standard parts such as German standard (DIN), American standard (ANSI/ASME), international standard (ISO), national standard (GB), Japanese standard (JIS), and British standard (BSW), high-strength bolts, and high-grade expansion bolts. The materials involve various carbon steel and stainless steel (304 and 316). The products are widely used in high-speed railways, automobiles, ships, machinery, mold, electronics, and construction.