Coil Spring Customization: Lianli Leading the Way in Quality and Innovation

At LIANLI Spring, we engineer excellence in every coil. As a leading manufacturer of high-performance custom springs, we specialize in delivering precision-engineered solutions tailored to meet the exacting demands of industries worldwide. From automotive and aerospace to medical devices and consumer electronics, our springs power innovation, reliability, and efficiency.

Why Choose LIANLI?

Unmatched Customization Expertise

Bespoke Designs: Whether you need compression, extension, torsion, or specialty springs (e.g., die springs, wave springs), our team transforms your specifications into reality.

Advanced Engineering: Leverage our 20+ years of experience and cutting-edge CAD/FEA tools for optimized spring performance.

Material Mastery: Stainless steel, high-carbon alloys, Inconel®, titanium, and biocompatible materials – tailored to your environment.

Precision Manufacturing, Global Standards

State-of-the-Art Facilities: CNC coiling, robotic welding, and automated quality control ensure ±0.01mm tolerances.

Certified Quality: ISO 9001:2015, IATF 16949, and RoHS compliance guarantee reliability for critical applications.

Scalable Solutions: Prototypes in 5 days, high-volume production with full traceability.

Industry-Focused Innovation

Automotive: EV battery springs, transmission components, and safety systems.

Medical: FDA-compliant springs for surgical tools and implantable devices.

Aerospace: AS9100D-certified springs for extreme temperatures and vibrations.

Consumer Electronics: Micro-springs for wearables, connectors, and 5G devices.

Sustainability-Driven Practices

Energy-efficient production, recyclable materials, and waste-reducing processes align with your ESG goals.

Innovate with Confidence
Join 500+ global clients who trust LIANLI to solve their most complex spring challenges. Explore how our custom solutions can enhance your product’s performance, durability, and cost-efficiency.

Contact Us Today
Request a free quote or upload your CAD files for an instant design review. Let’s spring ahead together!