One-Stop Enclosure Hardware Solutions for Industrial & Manufacturing Applications
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Precision-Engineered Enclosure Hardware for Every Access Point
Enclosure Locks
Enclosure Latches
Enclosure Hinges
Enclosure Handles
3,000+ In-Stock Hardwares & Bespoke Engineering
Standard or Custom, We Deliver
In-Stock Standards
Agile Customization
From Raw Material to Final QA
The Rigorous Testing Process Behind Zero Defects
High Temperature Test
Torque Test
Color Difference Test
Impact Test
Imaging Test
Leading Enclosure Hardware Manufacturer: Globally Certified & Fully Compliant
Why KUNLONG? Your Ultimate Strategic Partner in Enclosure Hardware
100% In-House Mastery
From raw material sourcing to mold design and advanced surface treatments, our 80,000㎡ Industry 4.0 facility maintains absolute process control. Zero outsourcing delays means consistent precision and reliable delivery schedules.
Co-Development Power
We invest 15% of our annual revenue into R&D. For promising enclosure hardware innovations, we provide dedicated engineering resources to co-develop exclusive, market-leading solutions, functioning as an extension of your own engineering department.
Full-Spectrum OEM & ODM
Led by 30 engineers with an average of 10 years' experience, we tackle everything from standard OEM modifications to complex '0-to-1' bespoke developments. Offering 30+ custom colors and 10+ surface treatments, our R&D team provides expert design consultancy to bring your exact vision to life.
Extreme Precision & 100% QC
Our commitment to quality is absolute. Backed by 20+ veteran QC specialists, we enforce strict inspection protocols that exceed industry standards. Achieving extreme machining tolerances of up to 0.0005mm, we guarantee zero defective parts ever enter our finished goods warehouse.
Global Agile Support
Distance is no longer a bottleneck. Our dedicated international support teams guarantee a 12-hour response time. Combined with optimized global logistics networks, we ensure seamless communication and rapid fulfillment worldwide.
Unbreakable Supply Chain
With an annual capacity exceeding 98 million pieces and a rigorous 99.8% yield rate, we secure your supply chain against global disruptions. Massive capacity ensures you never miss a critical project deadline.
