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Premium Furniture Materials
Engineered for Strength & Comfort

Linyi Jianli Furniture Materials Co., Ltd. is a trusted manufacturer of high-quality mattress and sofa components with over 12 years of industry expertise. Specializing in Bonnell springs, pocket springs, steel wires, and sofa hardware.

Furniture Materials Factory

Our Product Categories

Comprehensive range of materials for mattress and upholstered furniture manufacturing.

Mattress Materials

Mattress Materials

High-hardness springs, steel wires, and frames designed for durability and comfort in modern mattresses.

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Sofa Materials

Sofa Materials

Zigzag springs, sofa bags, and support systems built for long-lasting resilience and ergonomic support.

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Featured Products

Engineered for performance, durability, and compliance with international standards.

Mattress Components

Spring Steel Wire

Spring Steel Wire

  • Material: 45/60/65/70/80/65MN SAE1006/SAE1008
  • Wire Diameter: 1.0–7.0 mm
  • Application: Spring manufacturing
  • Quality: High tensile strength, anti-rust treated
Bonnell Spring

Bonnell Spring

  • Color: Silver or customizable
  • Application: Mattresses and furniture
  • Quality: Top-grade, eco-friendly, anti-oxidation
  • Features: High hardness and durability
Pocket Spring

Pocket Spring

  • Non-woven Fabric: 60–90g
  • Application: Mattresses and furniture
  • Quality: Top-grade, green, eco-friendly
  • Benefits: Independent support, noise-free
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Bonnell Spring Unit

  • Color: Silver or customizable
  • Application: Mattress core structure
  • Quality: Top high, green, eco-friendly
  • Design: Interconnected for firm support
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Border Frame

  • Material: 65MN/72B/77B/82B
  • Wire Diameter: 1–5 mm or 1.5×10 mm
  • Application: High elasticity for roll mattresses
  • Strength: Reinforced edge support
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Border Connecting Pipe

  • Length: 40mm
  • Thickness: 1.25mm
  • Inner Diameter: 5.0–5.5mm
  • Outer Diameter: 7.5–8.0mm

Sofa Components

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Zigzag Spring

  • Material: High-carbon steel
  • Shape: W-shaped continuous wire
  • Application: Sofa seat and back support
  • Advantage: Uniform load distribution
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Sofa Bag

  • Material: Durable non-woven fabric
  • Function: Encases zigzag springs
  • Benefits: Prevents noise, enhances longevity
  • Customizable: Size and density options
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Butterfly Spring

  • Surface: Polished for smooth finish
  • Benefits: Prevents scratches and rust
  • Application: Edge reinforcement
  • Durability: High fatigue resistance
Factory Overview

About Linyi Jianli Furniture Materials

Linyi Jianli Furniture Materials Co., Ltd. is headquartered in Linyi, Shandong Province — a major hub for steel production in China. With over 12 years of industry experience and a factory covering 7,000 square meters, we specialize in the research, development, and manufacturing of high-performance furniture materials.

Our integrated production lines support spring steel wire, Bonnell and pocket spring units, sofa springs, bags, and various metal accessories. We serve clients across domestic and international markets, delivering reliable quality at competitive prices.

12+
Years of Experience
7,000
㎡ Factory Area

Why Choose Linyi Jianli?

We combine advanced technology, rigorous quality control, and customer-first service.

Quality Assurance

All raw materials are strictly tested. Products meet international standards for durability and safety.

One-Stop Service

From design to delivery, we offer full support with 24-hour customer service and technical assistance.

Professional Team

Equipped with advanced foreign technology and a skilled technical team for consistent innovation.

Spot Supply & Fast Delivery

Convenient logistics, complete product range, and in-stock availability for quick nationwide shipping.

12+
Years in Industry
7,000
㎡ Manufacturing Space
50+
Global Clients

Latest News & Insights

Stay updated with trends and tips in furniture material innovation.

Discover the Best Mattress Materials for a Perfect Night's Sleep

Learn how Bonnell and pocket springs impact comfort, support, and longevity in modern mattresses.

Nov 11, 2025

The Essential Guide to Choosing the Right Mattress Material

A comprehensive overview of steel types, spring configurations, and eco-friendly options.

Nov 06, 2025

Choosing the Right Mattress Material for Every Sleep Scenario

From side sleepers to heavy support needs, find the ideal spring system for your product line.

Nov 01, 2025

Get in Touch

For inquiries, quotes, or technical support, visit our official website to connect with our team.

Phone: +86-539-8228838 | Mobile: +86-18253974567

Email: jack@jlfmcl.com

Location: Huangshan County, Luozhuang District, Linyi City, Shandong Province, China

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