
One-stop semi-trailer factory in China
Shandong Liangyu Special Vehicles Co., Ltd. is an international enterprise specializing in the design, manufacturing and export of semi-trailers and special vehicles. The factory is located in Liangshan, the semi-trailer production base of China, covering an area of 200,000 square meters. It has been established for nearly 20 years.
Product Details Presentation






product specification
| Products name | Folding Gooseneck Lowbed Trailer With 4 Axles | Beam |
longitudinal beam height:500mm Outside beam and Inside beam(customizable) |
| Gooseneck | Folding Gooseneck | Floor | Pattern 3 mm |
| Products Payload | 30~200 tons | Bumper | Factory Standard |
| Axles | 13T*4pcs | Lashing Hooks | Have |
| Suspension | Mechanical suspension/Air suspension | Spare wheel carrier | Factory Standard |
| Tyres | 16pcs | Toolbox | 1 pc |
| Landing legs | Single action/Coupling outriggers | Mud flaps | Factory Standard |
| Air chamber specification | 8 double | Container locks | 12 pcs |
| Lights & Wiring | DIN7 pin socket,24-volt systerm,dual LED combination stop,tail and separate indicator lights | Paint | Double-component spray paint |
Product Advantages
Unmatched Loading/Unloading Simplicity
The folding mechanism allows the gooseneck to lower completely, forming a gentle, integrated ramp from the ground to the main deck. This enables heavy machinery and tracked vehicles to be driven straight on and off with minimal need for additional equipment or complex procedures, significantly speeding up operations

Superior Stability and Weight Distribution
The gooseneck design connects directly to the tractor's fifth wheel, positioning the load's weight closer to the tractor's axles. This creates a more balanced weight distribution, which greatly enhances stability, control, and safety during transit, especially when carrying heavy or oversized cargo.

Exceptional Strength and High Payload Capacity
Engineered with robust steel frames and heavy-duty components, these trailers are built to handle extreme weights. Payload capacities are substantial, typically ranging from 80 to 120 tons, making them indispensable for construction, mining, and heavy equipment transport.

Excellent Ground Clearance and Deck Accessibility
By lowering the folding gooseneck, the main deck can be positioned just inches from the ground. This ultra-low loading angle not only facilitates easier loading but also provides ample clearance under the load itself during transport, which is crucial for navigating roads and job sites with tall cargo.

Operational Versatility and Efficiency
The design eliminates the need for separate ramps and reduces reliance on cranes or other loading equipment on-site. The ability to quickly convert between a low loading platform and a secure travel configuration makes it a highly versatile and efficient solution for diverse heavy transport challenges.

International Cooperation


factory display



Why choose us?
Optimal loading with the folding neck, robust high-tensile steel build, and multi-axle stability ensure safe, efficient transport of your heaviest machinery, from 40 to 120+ tons.
Di versification
market
Over recent years, Liangyu trailers have gained significant market traction and secured a loyal customer base across emerging economies in Asia, the Middle East, Africa, and Latin America, winning consistent acclaim for their reliability and robust performance.
One-stop service
Liangyu offers a comprehensive and worry-free solution for your trailer needs. From initial design customization to final delivery, our dedicated team manages every step, ensuring strict quality control and thorough pre-delivery inspections. This seamless process allows clients to procure and import equipment with complete confidence and ease.
mission
Liangyu is committed to delivering optimal value by prioritizing customer needs. We focus on supplying premium products and developing bespoke solutions tailored to the specific requirements of our global clientele.

We sincerely welcome friends from all over the world to visit our company for win-win cooperation.
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