WBNORTECH | Professional Air Brake Systems & Hydraulic Components Manufacturer

About WBNORTECH

Ruian Dongzhi Auto Parts Co., Ltd. (WBNORTECH) is a professional manufacturer specializing in air brake systems for all commercial heavy-duty trucks. Established in 2008 and located in Ruian, Zhejiang Province, China, we are committed to delivering high-performance braking and hydraulic solutions to global markets.

Our company operates under strict quality management systems, certified with ISO9001:2009 and TS16949 standards, ensuring every product meets the highest international benchmarks for safety, durability, and reliability.

25+

Professional Technicians

95+

Production & Inspection Units

Our Products

High-Performance Components for Commercial Vehicle Safety and Efficiency

Air Brake System

Complete air brake solutions for heavy-duty trucks, buses, and trailers. Designed for maximum stopping power and reliability under extreme conditions.

ISO9001 & TS16949 Compliant
High-pressure resistance
Corrosion-resistant materials

Electronic Brake Parts

Advanced electronic components for modern braking systems including sensors, control modules, and ABS integration units.

Precision-engineered circuits
Temperature & vibration resistant
OEM-compatible designs

Hydraulic Cabin Pump

High-efficiency hydraulic pumps for truck cabin tilt systems, ensuring smooth and reliable operation in all weather conditions.

Low noise operation
Long service life
Leak-proof design

Hydraulic Cylinder

Robust hydraulic cylinders for braking and lifting applications, built with hardened steel rods and precision seals.

High load capacity
Smooth stroke action
Custom stroke lengths available

Pumps & Cylinders

Comprehensive range of hydraulic and pneumatic pumps and cylinders for commercial vehicle systems beyond braking.

Multi-application use
Interchangeable mounting
Pressure-rated up to 200 bar

ABS Components

Anti-lock braking system parts including valves, sensors, and control units for enhanced vehicle safety.

Real-time monitoring
Fast response time
ECU integration ready

Brake Actuators

Spring brake chambers and service chambers designed for precise actuation and fail-safe operation.

Dual-function design
Corrosion-protected housing
Easy installation

Air Treatment Units

Air dryers, filters, and regulators to maintain clean, dry air in brake systems and prevent freezing.

Moisture removal
Particulate filtration
Extended system life

Our Services

End-to-End Support for Global Partners

Custom Manufacturing

We offer OEM/ODM services with full technical support to develop brake and hydraulic components tailored to your specifications and vehicle platforms.

Global Export

Experienced export team ensures smooth logistics, documentation, and customs clearance for shipments to Europe, North America, Asia, and Africa.

Quality Testing

Comprehensive in-house testing including pressure, endurance, temperature cycling, and leak testing to ensure product reliability and compliance.

Production Capacity

Equipped with over 95 sets of advanced machinery including CNC, die-casting, punching, vacuum sealing, and automated assembly lines.

Certification Support

Full documentation and technical files available to support customer certification processes including ECE R22, DOT, and other regional standards.

After-Sales Support

Dedicated technical support team available for troubleshooting, warranty claims, and product improvement feedback.

Frequently Asked Questions

What certifications does WBNORTECH hold?

WBNORTECH is certified under ISO9001:2009 and TS16949 quality management systems, specifically for air brake system manufacturing. These certifications ensure our processes meet international standards for quality and consistency.

Where is your factory located?

Our manufacturing facility is located in Ruian, Zhejiang Province, China. This strategic location provides excellent access to ports and transportation networks for efficient global distribution.

Can you produce custom brake components?

Yes, we offer full OEM/ODM services. Our engineering team can develop custom air brake systems, hydraulic pumps, and electronic components based on your technical specifications, drawings, or samples.

What is your production capacity?

We operate advanced production lines with over 95 sets of equipment including CNC machines, die-casting machines, punching machines, and automated assembly lines, allowing us to meet large-volume orders efficiently.

How do you ensure product quality?

We have comprehensive quality control processes including incoming material inspection, in-process checks, and final product testing. Our facility is equipped with complete testing equipment for performance, durability, and safety validation.

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Precision Brake & Hydraulic Systems for Heavy-Duty Trucks