Custom Hydraulic System Solutions

Supply custom hydraulic system parts: pumps, valves and seal kits for construction, agriculture and rotary drilling machinery.

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No Leaks, Less Downtime !

Reliable hydraulic solutions including high-pressure pumps, leak-proof valves and durable seal kits reduce leaks and machine downtime.

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one-stop hydraulic components & custom solutions

20+ years of expertise in hydraulic valves, pumps, motors and accessories. OEM-compatible components and tailored support for industrial and repair markets worldwide.

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ISO 9001 Quality System

Standardized control from production to inspection.

ISO 9001 Quality System

Documents available for applicable products and components.

Multiple invention patents

30 Self-developed Patents, Independent Core Technology

Focused Hydraulic Power, Powering Industrial Future

Years of Expertise
Total Factory
Hydraulic Technology Patents
Exported to 20+ Countries
+

SDH-HP Hydraulics

Founded in 1999, Shanghai Dazhong Hydraulic boasts 27 years of hydraulic expertise. Originating from hydraulic gear pump manufacturing, we are now an integrated producer of precision castings, hydraulic components and full hydraulic systems.


We operate independent R&D and testing labs with German imported technology to develop multi-industry hydraulic products. As a Shanghai High-Tech Enterprise, we hold ISO9001, CE certifications, numerous patents and China Famous Brand honors.
Our products reach over 30 countries worldwide. We maintain long-term partnerships with XCMG, Dongfeng Agricultural Machinery, Zoomlion and other leading brands, supplying sectors including construction, agriculture, marine water conservancy, energy and tunnel engineering.

What products do we offer?

Hydraulic Product Categories

液压齿轮泵

External Gear Pump

Durable Reliable Hydraulic Gear Pumps for Construction & Machinery Hydraulic Systems in Diverse Heavy Working Scenarios

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Ineter Gear pump

Low-noise, energy-efficient precision gear pumps with superior performance, custom-built for injection molders, benders and servo motors.

OEM Replacement Hydraulic Gear Motor, All Climate Shock Resistant Hydraulic Motor for Loader, Truck & Agricultural Machinery

Hydraulic Motor

Low-speed high-torque hydraulic orbit motors built for heavy-duty construction, excavators and industrial machinery.

油封套件

Seal Repair Kit

Heavy-Duty Sealing Repair Kits Specially Tailored for Harsh Working Concrete Pumps, Preventing Costly Fluid Leaks & Prolonging Overall Pump Lifespan.

Our service industries

Hydraulic Solutions for Multiple Industries

Construction Machinery

Construction Machinery

High-reliability hydraulic power systems for excavators, loaders, cranes and other heavy construction machinery. Meets harsh operating conditions for stable and efficient erformance.

Agricultural Machinery

Agricultural Machinery

Hydraulic system solutions for tractors, harvesters, seeders and other agricultural machinery. Precise power output control for efficient modern farming.

Industrial Equipment

Industrial Equipment

Precision hydraulic control for injection molding, stamping presses, and automation lines. Meets high-precision, high-frequency production needs.

Marine & Energy

Marine & Energy

Salt-spray resistant, anti-corrosion hydraulic solutions for ship steering, offshore wind pitch systems. Long-term reliability in marine environments.

Mining Machinery

Mining Machinery

Heavy-duty hydraulic pumps, motors and control valves for mining rigs, underground loaders and mining haul trucks. Resists heavy impact, dust and extreme loads to maintain stable, high-efficiency performance in harsh underground mining sites.

Custom Hydraulic

Custom Hydraulic

Full-process custom hydraulic solutions from design to prototype testing, tailored to meet unique application requirements.

Hydraulic System Components for Construction, Agriculture, Aerospace, Energy, Medical & Industrial Machinery

Custom OEM & ODM with Scenario-Based Hydraulic Solutions

ISO9001 & CE Certified High-Tech Manufacturer with Stable Mass Production

Long-term cooperation with Chinese upstream & downstream suppliers, offering consolidated one-stop supply packages.

What can we do?

Why Partner with SDH-PH Hydraulics?

▶ Trusted Quality Assurance

Eliminate quality risks: All hydraulic parts pass precision dimension & pressure tests pre-shipment. ISO 9001, CE and CCS certifications guarantee consistent, compliant performance for your equipment.

▶ Flexible Manufacturing SolutionsFlexible Manufacturing Solutions

No order size limits: We support samples, repeat restocks and bulk projects with low MOQs. Stable production capacity avoids delayed deliveries for your project timeline.

▶ Customized Application Technical Support

Solve matching confusion: Our team selects matching hydraulic pumps, valves, motors and accessories based on your working conditions to perfectly fit your machinery.

▶ Fast Response & Quotation

Cut waiting time for procurement: Global inquiries get instant technical feedback. We quickly confirm compatibility, specs and offer transparent quotations to speed up your purchasing.

Abuout Us

Hydraulic Manufacturing Capabilities

Hydraulic Component Manufacturing
Dedicated production equipment for hydraulic parts helps maintain precision, consistency and reliable supply for industrial and mobile applications.
Hydraulic Assembly & Production Line
Standardized production and assembly processes help ensure reliable hydraulic component supply for global industrial and mobile machinery customers.
Inventory & Supply Stability
Inventory & Supply Stability Organized inventory management for hydraulic valves, pumps, motors and spare parts helps support replacement orders, bulk projects and reliable delivery.
Precision CNC Machining
Advanced CNC machining for hydraulic valve blocks, pump parts and motor components, ensuring tight tolerances and consistent product performance.

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