Welcome To SEIGO Machinery Equipment CO

Factory-Direct Hydraulic Cylinders: Precision Power for Heavy Equipment

Over 30 Years of Manufacturing Excellence. We supply ISO 9001 certified high-pressure cylinders for Excavators, Dozers, Loaders, and Dump Trucks to global markets.

Types Of Hydraulic Cylinders

Excavator Hydraulic Cylinder

Wheel Loader Hydraulic Cylinder

Dump Truck Hydraulic Cylinder

Bulldozer Hydraulic Cylinder

Industrial Hydraulic Cylinder

Drill Rigs Hydraulic Cylinder

About SEIGO

SEIGO Machinery specializes in manufacturing high-performance hydraulic cylinders for Excavators, Dozers, Loaders, and Dump Trucks. Drawing on our background providing OEM manufacturing support for major industry brands, we deliver products that strictly adhere to original-grade specifications. Whether you need Boom, Arm, and Bucket cylinders, or specialized Dozer and Loader cylinders, our units ensure precise fit and extreme durability without modification.

Backed by a 30-year family factory, we offer custom hydraulic solutions and factory-direct pricing to global markets. Our ISO 9001 certified production line ensures that every construction machinery part meets Tier-1 industry standards, providing international distributors with a reliable, competitive edge.

One-Stop Hydraulic Manufacturing Services

From custom engineering to global logistics, we provide end-to-end solutions specifically for Excavators, Dozers, Loaders, and Dump Trucks.

Custom Cylinder Engineering

We don't just manufacture; we design. Whether you need a specialized boom cylinder for a mining excavator or a steering cylinder for a loader, our engineers can convert your samples or rough ideas into professional CAD drawings within 24 hours.

Details

OEM-Grade Manufacturing

As a verified supplier for industry leaders like Yuchai Heavy Industry, we apply Tier-1 quality standards to every order. We ensure your aftermarket replacement parts match original specifications perfectly in material, seal quality, and tolerance.

Secure Export Logistics

We simplify international trade. All cylinders are packed in heavy-duty export wooden cases to prevent damage. We support flexible shipping terms (FOB, CIF, DDP) to ensure your goods arrive safely at ports in different countries.

What They Say About SEIGO

Why Choose Us?

At SEIGO Machinery Equipment Co., Ltd, we understand that the choice of a hydraulic cylinder supplier is a crucial decision for the success of your machinery operations.

Proven Industry Expertise: With over 25 years in the hydraulic cylinder manufacturing industry, SEIGO brings a wealth of proven expertise.

Longer Warranty Services: We stand behind the durability and reliability of our hydraulic cylinders, offering longer warranty periods to underscore our confidence in the quality of our products.

Global Remote Technical Support: Our experts are available around the clock, providing real-time assistance to address any queries, troubleshoot issues, and ensure your hydraulic cylinders operate seamlessly, no matter where you are in the world.

Blog & News

Our blog is a dynamic space where we share industry trends, technological advancements, and practical solutions to empower your machinery operations. Whether you’re a seasoned professional or new to the field, our articles aim to inform, inspire, and showcase the innovative spirit that defines SEIGO.

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In the precise world

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The “Sticker S

Need Hydraulic Cylinders Fast? We Deliver

Don't let downtime cost you money. With a monthly capacity of 6,000+ units and a dedicated Rapid Production Track for urgent orders, SEIGO ensures your machinery gets back to work sooner. Quote provided within 24 hours.