Advanced Production
Full-process manufacturing of cylinders, systems, and structures with precise machining and strict quality standards.
ABOUT YONGJIAN
Yangzhou Jiangdu Yongjian Hydraulic Co., Ltd. designs and manufactures hydraulic cylinders, complete hydraulic systems, and custom hydraulic steel structures for marine, energy, metallurgy, water conservancy, and heavy equipment applications.


COMPANY OVERVIEW
Based in Jiangsu, China, Yongjian Hydraulic is a national high-tech enterprise with a registered capital of RMB 82.1965 million. We focus on the design, development, and manufacturing of hydraulic cylinders, complete hydraulic systems, and custom hydraulic steel structures for critical industrial applications.
With 278 employees, including 42 R&D engineers, the company operates through three specialized divisions to support reliable execution from engineering and production to testing, delivery, installation, and commissioning.
MANUFACTURING FACILITIES
Real production, warehousing, inspection, and project images from Yongjian Hydraulic’s manufacturing and engineering operations.
WHAT WE DELIVER
Engineering, production, inspection, and technical support are integrated around demanding industrial applications and customized project requirements.
Full-process manufacturing of cylinders, systems, and structures with precise machining and strict quality standards.
An ISO9001-certified system supports rigorous inspection from material sourcing through final hydraulic product delivery.
Engineers provide daily technical support and tailored solutions for complex hydraulic applications.
More than 30 countries served with experience in marine, energy, and heavy machinery projects.

ENGINEERING & QUALITY
Yongjian supports projects from design and drawing review through production, testing, final delivery, and on-site technical support.
INDUSTRIES WE SERVE
Customized hydraulic equipment and engineered structures for critical operating environments.
GLOBAL MARKET
Yongjian Hydraulic supports international B2B customers with customized engineering, OEM/ODM development, manufacturing, testing, and technical coordination for industrial projects.
FAQ
Key information about manufacturing, customization, inspection, and technical support.
We are a professional manufacturer specializing in hydraulic cylinders, hydraulic systems, and hydraulic metal structures.
Our products are widely used in marine engineering, wind power, metallurgy, water conservancy, construction machinery, energy equipment, and heavy machinery.
Yes. We offer customized solutions and support OEM/ODM development based on customer drawings and specifications.
Yes. Products are inspected and tested before delivery as part of the company’s quality control process.
Yes. Our engineering team provides ongoing technical support for installation, commissioning, and maintenance.
START A PROJECT
Custom hydraulic engineering, drawing-based development, manufacturing, testing, and global technical support for demanding industrial applications.