Dongguan Puguang Automation Technology Co., Ltd., trading as JYF Spring Machinery, is a specialist manufacturer of spring-coiling machinery. Founded in Taiwan in 1982 and now headquartered in Dongguan, Guangdong, the company operates a 15,000-square-metre facility that integrates research and development, design, production, and sales. JYF supplies a comprehensive range of spring-coiling machines across varying specifications.

The product line extends from 4-axis to 7-axis machines, equipped with integrated inspection and sorting systems, automatic wire-feeding payoff, and absolute-encoder motors to ensure a stable, reliable production start-up. The inspection systems support inductive length measurement, high-precision contact length measurement, and image-based length inspection, providing flexibility across diverse production requirements.

JYF machines process wire diameters from 0.10 mm to 20.00 mm and produce a wide range of springs, including compression, drum, flat, oil-seal, torsion, tension, and wave springs. For further information, please contact us.

JYF Spring Machinery — Certification

• Products comply with CE, CSA, and UL standards.

• 23 registered patents relating to spring machinery.

• Proprietary control system with registered software copyright.

• Quality management certified to ISO 9001.