
Ningbo Xingyun Precision Machinery Co., Ltd., formerly known as Ningbo Volken Spring Project Department, is a professional company specializing in the research, development, and manufacture of wave springs, spiral retaining rings, coil springs, circlips, disc springs, and other related products and services.
The predecessor of our company introduced a specialized machine for winding wave springs from abroad in 2009, marking it as a pioneer in domestic wave spring production and making significant contributions to replacing imports. Our products have been widely applied in various fields such as aerospace, automotive, new energy, fluid equipment, electrical equipment, mechanical equipment, medical devices, robots, and more, earning a high reputation domestically.
After 16 years of development and accumulation, we have successively developed products such as spiral retaining rings and circlips, spiral springs, and disc springs. We have established a comprehensive quality control system and customer service system. Adhering to the development philosophy of "quality first, continuous improvement, and win-win cooperation", our company has gained high recognition from the market and customers. We look forward to working together with you, getting to know each other, and moving forward with determination!
In 2009, we introduced foreign specialized machines for winding wave springs.
In 2020, we obtained the IATF16949:2016 system certification
In January 2025, a new company was established through the spin-off and restructuring of the Volcan Group.
In May 2025, the new company obtained ISO9001:2015 system certification











