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XULONG SPRING – trusted spring manufacturer since 1979. Delivering high-quality, customized springs with wire diameters from 0.1mm to 60mm. IATF 16949:2006 certified. Global clients. Fast turnaround.
A leading professional spring manufacturer with over 40 years of experience in custom springs and wire forms.
XULONG SPRING is a premier spring manufacturer in South China, specializing in custom compression, torsion, tension springs, wire forms, and overhead door springs. With a wire diameter range from 0.1mm to 60mm, we serve industries including automotive, power stations, oil & gas, transportation, and architecture.
Our decades of expertise have enabled us to build a reliable supply chain, maintain strict quality control, and deliver rapid production cycles. We are IATF 16949:2006 certified and committed to growing with our clients through quality and service.
All springs are made to your specifications. From prototypes to mass production.
Custom-designed compression springs with wire diameter from 0.1mm to 60mm. Used in automotive, industrial machinery, and consumer products.
High-torque torsion springs for doors, hinges, and mechanical assemblies. Precision-wound for consistent performance.
Extension springs with hooks or loops, designed for durability and consistent force. Used in agricultural, automotive, and fitness equipment.
Precision wire forms for brackets, clips, and custom components. Bent, shaped, and finished to your exact design.
Heavy-duty torsion and extension springs for garage and industrial doors. Engineered for safety and long life.
Large-diameter springs manufactured through hot coiling process. Ideal for heavy machinery and industrial applications.
Flat spiral springs used in clock mechanisms, retractable devices, and energy storage systems.
Specialty springs for oil & gas, power generation, transportation, and automation systems.
We combine decades of expertise with modern manufacturing to deliver value.
With over 40 years in spring manufacturing, we’ve built an efficient and cost-effective supply chain to pass savings to you.
With a production capacity of 6 containers per week, we deliver your springs rapidly without compromising quality.
We treat quality as life. From raw material selection to final inspection, every step ensures reliability and performance.
We continuously invest in R&D and upgrade our spring machinery annually to maintain cutting-edge production.
We respond to emails and issues within 12 hours, using professional language and clear communication.
Our factory operates under international quality standards, ensuring consistency and traceability in every batch.
"Springs arrived and seem good quality, thanks."
"Our customer is satisfied with your tension springs, will contact you soon."
"I already got the sample springs, only 3 days since order placed, it's fantastic."
All our springs are customized. To get started, simply reach out with your requirements, drawings, or samples.
We respond to inquiries within 12 hours.
XULONG SPRING – Manufacturing Springs Since 1979
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