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Innovative Lean Automation & Warehouse Racking Solutions

WJ-LEAN Technology Co., Ltd. delivers high-quality aluminum lean pipe systems, karakuri mechanisms, gravity flow racking, and modular components for efficient industrial organization and lean manufacturing.

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About WJ-LEAN Technology

WJ-LEAN Technology Co., Ltd. specializes in providing innovative automation solutions for lean production processes. As a globally recognized manufacturer, our headquarters are located in Dongguan, Guangdong Province, with an extensive network of service agencies across multiple countries.

Our team of experts is dedicated to delivering top-notch sales and consultation services to ensure that our clients receive comprehensive guidance throughout their automation journey. With over 3,000 square meters of manufacturing space and certifications including CE, ISO9001, and ISO13485, we guarantee quality and reliability in every product.

  • Over 3,000 sqm manufacturing facility
  • CE, ISO9001, ISO13485 certified
  • Intimate after-sales service
  • Rich experience in foreign trade export

Our Featured Products

Discover our wide range of modular lean pipe systems, karakuri components, roller tracks, and warehouse racking accessories designed for durability, flexibility, and efficiency.

Nylon Wheel Type 40 Aluminum Alloy Placon Roller Flow Racking

Nylon Wheel Type 40 Aluminum Alloy Placon Roller Flow Racking

High-efficiency gravity flow system ideal for FIFO inventory management in warehouses and distribution centers.

  • Material: Aluminum alloy & nylon
  • Application: Flow racking, conveyor systems
  • Feature: Low noise, smooth operation
Reinforced T-shaped Inner Straight Joint

Reinforced T-shaped Inner Straight Joint

Durable aluminum tube connector designed for high-load karakuri and lean pipe structures.

  • Material: 6063T5 Aluminum Alloy
  • Thickness: 2.5mm
  • Angle: 90° T-joint
Galvanized Steel Roller Track Joint

Galvanized Steel Roller Track Joint

Heavy-duty connector with retain edge for reliable flow racking systems in industrial environments.

  • Material: Galvanized steel
  • Use: Retain edge flow racking
  • Feature: Corrosion-resistant, durable
Aluminum Alloy Parallel Joint

Aluminum Alloy Parallel Joint

Precision-engineered parallel joint for aluminum tube systems, ensuring stability and alignment.

  • Series: 28 series
  • Material: Aluminum alloy
  • Function: Extension joint
Lightweight 90 Degree Right Angle Joint

Lightweight 90° Right Angle Fixed Joint

Compact and strong corner connector for lean pipe systems, ideal for modular workstations.

  • Material: Coated aluminum
  • Angle: 90° fixed
  • Use: Lean tube brackets
Metal Fixings Lean Pipe Accessories

Metal Fixings for Lean Pipe Systems

Comprehensive range of metal joints and connectors for building robust lean manufacturing structures.

  • Type: T-joint, corner, straight
  • Material: Steel, coated
  • Thickness: 2.5mm
Aluminum Movable Linear Sliding Sleeve

Aluminum Movable Linear Sliding Sleeve

Karakuri system component enabling smooth linear motion for gravity-powered automation.

  • Function: Linear sliding
  • Material: 6063T5 Aluminum
  • Application: Karakuri mechanisms
30 Degree Fixed Joint Coated Pipe

30° Fixed Joint 2.5mm Thick Coated Pipe

Specialized angular connector for custom lean pipe configurations and ergonomic workstations.

  • Angle: 30° fixed
  • Thickness: 2.5mm
  • Coating: Protective layer
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Why Choose WJ-LEAN?

We combine innovation, quality, and global experience to deliver superior lean automation and warehouse solutions.

3,000+ sqm Facility

Large-scale manufacturing capacity ensures fast production and delivery times for global clients.

Certified Quality

CE, ISO9001, and ISO13485 certified manufacturing processes guarantee product reliability.

After-Sales Support

Dedicated customer service team provides technical support and assistance post-purchase.

Global Export Experience

Extensive experience in foreign trade ensures smooth international shipping and compliance.

1000+
Products Available
50+
Countries Served
15+
Years Experience
99.8%
Customer Satisfaction

Frequently Asked Questions

What is a lean pipe system?

A lean pipe system is a modular construction method using aluminum or steel tubes and connectors to build workstations, racks, carts, and automation devices. It supports lean manufacturing principles by enabling quick reconfiguration and continuous improvement.

What are karakuri systems?

Karakuri systems are mechanical automation devices that use gravity, springs, levers, and other simple mechanisms to perform tasks without electricity. They are cost-effective, reliable, and ideal for lean production environments.

Do you offer custom solutions?

Yes, WJ-LEAN provides OEM and ODM services. Our engineering team can design and manufacture customized lean systems based on your specific requirements and drawings.

What regions do you ship to?

We export globally, with established logistics to North America, Europe, Southeast Asia, Australia, and South America. Our team handles all export documentation and compliance.

Get in Touch

Have questions about our products or need a custom solution? Contact us today for expert support.

Address: No. 3, Lianwei Industrial Road, Dalingshan Town, Dongguan City, Guangdong Province, China

Phone: 0769 8188 2709 | +86 13509654103

Email: info@wj-lean.com

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