Auto-Pump.com | Premium Water Pumps, Oil Pumps & Steering Pumps for Automotive & Heavy-Duty Applications

About Auto-Pump.com

JINGYUAN Auto Parts Co., Ltd., operating under DHJ Group (Yulianhong Technology), is a leading manufacturer of automotive pumps based in Wenzhou, China. With over 20 years of experience, we specialize in producing high-quality water pumps, oil pumps, electric pumps, and power steering pumps for a wide range of vehicles and industrial machinery.

Our production facility employs 120 skilled workers and produces over 1.8 million water pumps monthly. We serve clients across North America, Europe, Asia, and Africa, delivering OEM-standard components trusted by mechanics, distributors, and OEMs alike.

ISO 9001, TS16949, QS9000, VDA6.1 Certified

Premium Materials: Aluminum, Bearings, Water Seals, Impellers

Strict Quality Testing & International Production Standards

Our Product Range

High-performance pumps engineered for durability, efficiency, and precision fit across automotive, truck, and industrial applications.

Truck Water Pump for MAN

OEM-quality replacement for MAN TRUCK engines. Precision-engineered for optimal coolant flow and long service life.

Models: 51065007130, 51065007102, 51065007106

Compatibility: MAN TRUCK series

Material: Aluminum housing, ceramic seal

Electric Car Water Pump

Advanced electric water pump for modern EVs and hybrid systems. Low noise, high efficiency, long lifespan.

Compatibility: Tesla, BYD, Roewe, GWM

Voltage: 12V / 24V DC

Flow Rate: Up to 120 L/min

Engine Oil Pump

High-pressure oil pump for diesel and gasoline engines. Ensures consistent lubrication under all conditions.

Models: CUMMINS, KOMATSU, CAT, Perkins

Pressure: 4–6 bar (adjustable)

Material: Cast iron, hardened gears

Power Steering Pump

Reliable hydraulic steering pump for passenger cars and commercial vehicles. Smooth operation, minimal leakage.

Compatibility: Mercedes-Benz, Toyota, Ford, Volvo

Pressure: 80–120 bar

Type: Vane pump, variable displacement

Fuel Additive Pump

Precision dosing pump for urea (AdBlue) and fuel additives in diesel exhaust systems.

Compatibility: Euro IV/V/VI systems

Flow Rate: 0.5–3.0 L/h

Applications: SCR systems, diesel engines

Water Pump for Excavators

Heavy-duty coolant pump for construction and mining equipment. Built for extreme operating conditions.

Compatibility: Komatsu, Caterpillar, Hitachi, JCB

Material: Reinforced aluminum, stainless steel shaft

Seal Type: Double ceramic mechanical seal

Water Pump for Mercedes-Benz

OEM-spec replacement for MB passenger and commercial vehicles. Direct fit, no modifications needed.

Models: OM906, OM442, OM502

Compatibility: Atego, Actros, Sprinter

Features: Integrated thermostat, aluminum housing

Water Pump for Toyota

High-reliability coolant pump for Toyota/Lexus engines. Designed for extended service intervals.

Compatibility: 1KD, 1TR, 2TR, 1GR engines

Material: Die-cast aluminum, EPDM seals

Applications: Hilux, Land Cruiser, Camry

View Full Product Catalog

Why Choose Us?

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OEM Quality Standards

We adhere to TS16949, ISO9001, QS9000, and VDA6.1 quality management systems. Every pump undergoes rigorous testing to meet or exceed original equipment specifications.

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Global Supply Network

Serving customers in over 50 countries with reliable logistics, fast delivery, and multilingual support. Trusted by distributors and repair shops worldwide.

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Advanced Manufacturing

State-of-the-art production lines, precision CNC machining, and automated quality control ensure consistency and reliability in every unit produced.

Frequently Asked Questions

What types of pumps do you manufacture?

We produce water pumps, oil pumps, electric water pumps, power steering pumps, and fuel additive pumps for automotive, truck, excavator, and industrial applications.

Do you offer OEM/ODM services?

Yes, we provide custom manufacturing and private labeling services for distributors and brands worldwide. Contact us for partnership details.

What quality certifications do you hold?

Our facility is certified under ISO 9001, TS16949, QS9000, and VDA6.1 quality management systems, ensuring consistent product quality and process control.

How can I place an order?

You can contact our sales team directly via email or phone, or visit our official website to submit an inquiry. We respond within 24 hours.

Get in Touch

Contact our team for product inquiries, bulk orders, or technical support.

Company

Wenzhou Yulianhong Technology Co., Ltd
Qianxi Village, Liushi Town
Yueqing City, Wenzhou, Zhejiang
China

Contact Info

📞 +86-15372864701

📧 [email protected]

🌐 www.auto-pump.com

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