Why Global OEMs Trust Toleng

Since 1998, Toleng has helped OEMs worldwide build stronger, safer, and more reliable equipment through precision-engineered hydraulic cylinders.

Why We Started

"Toleng was founded with one goal: to build hydraulic cylinders that customers could rely on for decades—not just until the warranty expired."

Over the past 25+ years, that philosophy has guided every product we manufacture. From our first cylinder to our 200,000th, we've never compromised on quality, materials, or workmanship. We believe that when equipment stops, productivity stops—and we're here to make sure that doesn't happen.

Our Mission

We believe every hydraulic cylinder should perform reliably where failure is not an option.

That's why we continuously invest in advanced manufacturing, strict quality control, and engineering innovation—helping equipment manufacturers build machines that customers can depend on. At Toleng, we don't just make cylinders. We deliver confidence.

Toleng Hydraulics engineering and manufacturing team

The People Behind Every Toleng Cylinder

Skilled engineers, experienced technicians, and dedicated professionals committed to manufacturing hydraulic cylinders you can rely on.

Every hydraulic cylinder leaving our factory represents the dedication of skilled professionals—from design engineers and CNC machinists to assembly technicians and quality inspectors. Together, they ensure every cylinder meets the highest standards of performance and reliability.

We combine experienced people with advanced manufacturing technology to deliver hydraulic cylinders that perform reliably in the world's most demanding applications.

About Toleng Hydraulics

For over 25 years, Toleng Hydraulics has specialized in the design and manufacture of high-performance hydraulic cylinders. Founded in 1998, we have grown from a regional manufacturer into a trusted global supplier, serving OEMs in more than 40 countries.

We produce standard and custom hydraulic cylinders for construction, agriculture, material handling, mining, waste management, marine, and industrial equipment. Our product portfolio includes tie-rod cylinders, welded cylinders, snowplow cylinders, telescopic cylinders, and fully customized solutions.

Toleng Hydraulics factory exterior in Yangtze River Delta, China
100+
CNC & Processing Machines
25+
Years Experience
200,000+
Cylinders Annually
40+
Export Countries
1,000
Daily Production
98%
On-Time Delivery
24 Hrs
Engineering Response
100%
Pressure Tested

Our Core Values

The principles that guide everything we do—from engineering to delivery.

Precision

Engineering without compromise. Every dimension, every tolerance, every seal—exactly as specified.

Reliability

Every cylinder is 100% pressure tested before shipment. When failure is not an option, Toleng is the answer.

Partnership

We grow together with our OEM customers. Your success is our success.

Innovation

Continuous investment in automation, robotics, and manufacturing technology to deliver better cylinders faster.

Our Promise to Every Customer

Five pillars that define our relationship with every OEM partner.

Honest Communication
No surprises. We tell you what you need to hear, not just what you want to hear.
Reliable Lead Times
We deliver on time, every time. Our production planning ensures schedule certainty.
Stable Product Quality
Consistent quality across every batch. Our processes are standardized and repeatable.
Continuous Support
Our engineering team is available before, during, and after the sale.
Long-Term Partnership
We don't just sell cylinders. We build relationships that last for decades.

Manufacturing Capabilities

Toleng operates a vertically integrated manufacturing facility equipped with over 100 sets of advanced processing equipment. From raw steel tube to finished cylinder, every step is controlled in-house—ensuring quality, lead time, and cost efficiency.

Our capabilities include precision CNC machining, robotic welding, skiving and burnishing, automatic painting, and 100% pressure testing. This vertical integration gives us complete control over quality at every stage.

100+
Equipment
4
Painting Lines
200k+
Annual
1k
Daily

In the past three years, we have added processing robots, multiple assembly lines, and an automatic painting line. Our investment in automation continues.

From Inquiry to Delivery — Our 9-Step Process

Every Toleng cylinder follows a disciplined 9-step process. This systematic approach ensures consistency, quality, and on-time delivery for every order.

01
Customer Inquiry – Understanding your application requirements
02
Engineering Design – CAD modeling and specification review
03
Drawing Approval – Customer sign-off before production
04
Material Preparation – Steel tube, rod, seals, and components
05
CNC Machining – Precision machining of all components
06
Assembly – Skilled technicians assemble with precision
07
100% Pressure Testing – Every cylinder, every order
08
Painting & Packaging – Corrosion protection and export packing
09
Delivery – On-time shipment to your facility

The People Behind the Quality

A factory is more than machines. It's the people who run them. Meet the team that makes Toleng cylinders.

Factory Entrance – Our manufacturing facility in the Yangtze River Delta, surrounded by Shanghai, Hangzhou, Ningbo, and Suzhou.
Engineers – Our engineering team reviews designs and solves technical challenges daily.
CNC Operators – Skilled machinists operating precision equipment with years of experience.
Welders – Certified welders ensuring strong, durable weld joints.
Assembly Technicians – Experienced assemblers ensuring every cylinder meets specifications.
QC Inspectors – Rigorous quality checks at every stage—100% pressure testing included.
Warehouse Team – Professional packing and inventory management for global shipments.
Shipping Team – Export logistics experts ensuring cylinders arrive safely worldwide.

Quality Control — Built Into Every Step

Quality is not an afterthought at Toleng. It's embedded in every stage of our manufacturing process, from incoming materials to final inspection.

  • Incoming Material Inspection
  • In-Process Machining Inspection
  • Welding Quality Inspection
  • Assembly Inspection
  • 100% Pressure Test
  • Final Inspection & Packaging

Toleng operates under ISO9001 quality management systems. We use premium seals from HALLITE, ASTON, NOK, DZ, and other world-class brands to ensure long service life and reliable performance in the most demanding applications.

Why OEMs Worldwide Choose Toleng

Six reasons global equipment manufacturers partner with us for their hydraulic cylinder needs.

OEM Manufacturing

Custom-built hydraulic cylinders to your exact drawings and specifications.

Strict Quality Control

100% pressure tested. Every cylinder, every order.

Fast Lead Time

Efficient production scheduling and ample capacity ensure reliable delivery.

Engineering Support

Professional hydraulic cylinder specialists provide design and application assistance.

Competitive Cost

Factory-direct pricing from a vertically integrated manufacturer.

Global Export Experience

Serving OEMs in over 40 countries since 2004.

Our Journey — 25 Years of Manufacturing Excellence

From a local workshop to a global OEM supplier—our story in milestones.

1998
Company Founded – Pinghu Tianlong Machinery Manufacturing Co., Ltd. established in the Yangtze River Delta.
2004
Export Business Begins – First shipments to the United States and Europe.
2012
Facility Expansion – Production capacity increased to meet growing global demand.
2024
200,000+ Annual Production – Daily output reaches 1,000 cylinders. Serving customers in 40+ countries.
Future
Smart Manufacturing – Continued investment in automation and Industry 4.0 technologies.

Trusted by OEM Manufacturers Worldwide

Toleng hydraulic cylinders are engineered into equipment that builds roads, grows food, moves materials, and powers industries across the globe.

Agricultural Machinery

Construction Equipment

Dump Trucks & Waste

Forestry Equipment

Material Handling

Industrial Machinery

Serving customers in the United States, Canada, Germany, Italy, Australia, South Africa, Middle East, and Southeast Asia since 2004.

Certifications & Quality Standards

ISO 9001

ISO 14001

CE / Patents

Toleng operates under internationally recognized quality management systems, ensuring consistent product quality that meets or exceeds customer expectations.

Our Quality Policy

At Toleng, quality is not just a department—it's the foundation of everything we do. Our Quality Policy is guided by the following principles:

Customer Focus We ensure compliance with and understanding of our customers' requirements, and remain responsive to their needs and expectations.
Resource & People We continuously increase company resources to achieve set quality objectives, and enhance employee efficiency through ongoing training in Quality Management System responsibilities.
Process & Technology We develop new and improve existing production technologies to establish the highest quality standards. We also monitor the quality of all purchased products used in manufacturing.
Continuous Improvement We are committed to the compliance and continuous improvement of our quality management system based on ISO 9001 and ISO 14001 international standards.

Frequently Asked Questions

Quick answers to the most common questions about Toleng and our hydraulic cylinders.

We are a professional hydraulic cylinder manufacturer. Toleng (Pinghu Tianlong Machinery Manufacturing Co., Ltd.) has been designing and manufacturing hydraulic cylinders since 1998. We operate our own factory with over 100 sets of processing equipment.

Yes. We specialize in custom hydraulic cylinders designed to meet your specific requirements—bore size, rod diameter, stroke, mounting style, seals, materials, and more.

Absolutely. We welcome customer drawings and specifications. Our engineering team can also provide design assistance to optimize performance and cost.

Construction, agriculture, mining, forestry, material handling, waste management/sanitation, marine, and industrial machinery.

Toleng operates under ISO9001 quality management systems. Our cylinders comply with international standards and are available with various certifications upon request.

Every cylinder undergoes 100% pressure testing before shipment. We maintain strict quality control at every stage—from incoming materials to final inspection.

Premium heavy-wall steel tubing, high-quality seals from HALLITE, ASTON, NOK, DZ, and other world-class brands, with durable corrosion-resistant painting.

Yes. We can provide 2D and 3D CAD drawings for customer review and equipment integration.

We are flexible on MOQ. Please contact our sales team to discuss your specific needs.

Yes. We accommodate small-quantity orders for prototyping, replacement, and maintenance applications.

Development time varies by complexity. Our engineering team works efficiently to shorten the design-to-production timeline.

Yes. Sample cylinders are available upon request for customer testing and evaluation.

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