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Precision Hardware

Forging industrial backbone with micron precision, LH Hardware delivers end-to-end solutions for global advanced manufacturing – from precision springs, custom springs to stamping, shafts, and linear motion systems

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Precision Springs

High-precision springs manufactured via CNC coiling or cold forging, featuring tight tolerances (±0.003mm) and superior fatigue resistance, ideal for automotive suspension and precision instrumentation requiring consistent load-bearing performance.

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Special Springs

Custom-engineered springs for extreme conditions, such as high-temperature (up to 300°C) or corrosive environments (titanium/hastelloy), used in aerospace hydraulics and nuclear reactor dampers

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Wire Forming

Multi-station cold heading process forming wire (Φ0.1-3mm) into precision parts (connectors, snaps) with ±0.02mm tolerance, serving 5G infrastructure and smart home applications

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Precision Stamping

Micron-level stamping (Ra≤0.4μm) of 0.05-3.5mm metal sheets via progressive dies, producing EMI shields and battery contacts for semiconductor and EV battery modules

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Precision Shafts

Ultra-precision ground shafts (Ra≤0.2μm) with ±0.002mm diameter tolerance, employed in robotic joints and CNC spindles for ±0.005mm repeatability

About Lihong Hardware

Precision Spring Solutions Provider

Established in 2003, Dongguan Lihong Hardware Co., Ltd. specializes in the R&D and production of precision springs,stamping, metal clips, turning, and wire forming. Equipped with advanced automated machinery and a seasoned technical team, the company strictly adheres to GB/JIS standards and holds ISO9001 and IATF16949 certifications. Its products are widely used in toys, home appliances, automobiles, electronics, medical devices, and other industries. Committed to delivering precision quality and professional service, the company aims to enhance customer product competitiveness and create value through collaborative innovation.

Quality Policy: Full Participation, Continuous Improvement, Innovation and Customer Satisfaction
  • The company has always been the create added value for customers as the core concept of enterprise existence.

  • Environment policy: comply with environmental laws and regulations, reduce the energy and resources consumption, the implementation of pollution prevention and control, to achieve sustainable and healthy development.

Products Categories And Hot Products

We are specializes in precision spring engineering and custom spring solutions, offering a comprehensive range of high-performance springs including precision compression springs, extension springs, torsion springs, and special-shaped springs. Our capabilities span advanced material selection (music wire/stainless steel/titanium alloy), CNC coiling with ±0.01mm dimensional precision, and comprehensive testing systems integrating FEA simulation and 500,000-cycle fatigue validation.

Sping Application

LiHong HardWare, as a global precision spring solutions expert, specializes in the R&D and manufacturing of compression springs, extension springs, torsion springs, and custom-shaped springs. We provide end-to-end services spanning material selection (music wire/stainless steel/titanium alloy), parameter customization (wire diameter 0.08-15mm, adjustable stroke 0.1-3mm), and surface treatment (electroplating/passivation/multi-layer protection). Our spring products play critical roles in consumer electronics (smartphone linear motor buffering), new energy vehicles (battery pack pressure equalization), medical devices (precision testing instrument shock absorption), and semiconductor testing (high-temperature environment resistance). Notably, in 5G base station cooling systems, our customized disc springs achieve ±0.02mm positioning accuracy and withstand -40°C to 150°C extreme environments, ensuring operational stability.

Why Choose US

  • With over 20 years of industry experience
  • 150 precision automatic lathes
  • 100 million/month Spring capacity
  • ISO 9001 Certification Enterprise
    IATF 16949 Certification Enterprise
  • 280 patent certificates
  • Professional R&D team

System Certificate

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