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Important Business Scope Notice
Ningbo Guterui Auto Parts Co., Ltd. focuses on serving markets outside North America, including Australia, Europe, South America, the Middle East and Latin America. We do not pursue new customer development for trailer manufacturers, distributors and OEM partners within the United States and Canada. RAM Trailer Products serves as our authorized representative for U.S. and Canadian markets. We fully respect RAM's established business partnerships and will not actively solicit new business from customers located in the United States and Canada. Inquiries originating from the United States and Canada submitted through this website will not be processed for new business cooperation. For North America related business inquiries, please refer to our Contact Us page for further details.
Thank you for your interest. For business within United States and Canada, please kindly reach out to our authorized representative RAM Trailer Products via info@RAMtrailerproducts.com or visitwww.RAMtrailerproducts.com.

About Our Company

Ningbo Gutrui Auto Parts Co., Ltd. is a family owned limited liability company located in Chunxiao Industrial Park, Beilun District, Ningbo. It is a physical enterprise specializing in the R&D and production of trailer legs and semi-trailer legs.Covering an area of 50 mu, the company now has more than 200 employees with strong production capacity.

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Why Choose Us

Founded in 1992, the company has been deeply engaged in this industry for over a decade. It is a professional manufacturer integrating R&D, production and sales of complete trailer supporting parts.

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    Rich Product Range

    We supply hundreds of specifications covering full trailer supporting parts.

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    Strong Production Strength

    50 mu factory and over 200 staff guarantee stable mass production capacity.

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    Integrated R&D & Manufacturing

    Integrate independent research, production and global sales of trailer components.

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    Long-term Industry Experience

    Established in 1992 with decades of experience in trailer accessory industry.

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    Professional Enterprise Foundation

    Wholly foreign-owned entity focusing on trailer leg R&D and professional production.

OEM/ODM Service

Our company has established a complete full-range service system, offering one-stop thoughtful services including pre-sales, on-sales and after-sales support.
OEM Service
Our products are well-sold in North American markets including the United States, Canada and Mexico. We focus on supporting parts for industrial trailers and heavy-duty trailers.
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    Logo

  • Package

  • Colors

  • Materials

Start Your Project
ODM Service
With stable product quality and timely delivery capacity, we have won wide recognition and long-term trust from North American clients. North America has always been our core export market with steady sales volume.
  • Communicating

  • Confirming

  • Customizing

Start Customizing
Application Areas
Tndustrial trailers, heavy-duty semi-trailers, cargo trailers, engineering dump trucks, etc.
  • Square Tube Jack
  • Hydraulic Jacks
  • Bumper Pull Couplers
  • Gooseneck Couplers
  • Trailer Jacks
  • Towing Couplers

What Our Customers Said

We offer over hundreds of product specifications with a complete product range.
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Latest News
It is a physical enterprise specializing in the R&D
Steps For Installing A Vehicle Jack
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Steps For Installing A Vehicle Jack
Installing a vehicle jack requires strict adherence to proper procedures to ensure safety and prevent the v...
What Are The Advantages Of Trailer Jacks?
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What Are The Advantages Of Trailer Jacks?
Lightweight and portable structure; compact when stowed; low cost; all-steel construction resists rust; eas...
Design Philosophy Of Trailer Jacks
Jul 18, 2026
Design Philosophy Of Trailer Jacks
Utilizes a screw-driven trapezoidal thread structure to achieve self-locking; once raised, it maintains sta...
How Often Should A Trailer Jack Undergo A Comprehensive Inspection?
Jul 17, 2026
How Often Should A Trailer Jack Undergo A Comprehensive Inspection?
Conduct a comprehensive inspection every 6 months, in accordance with standard maintenance protocols.