Buying Guide
Ten Types of Semi Trailer and How to Choose
A working comparison of the ten semi-trailer types we build most often, what each is actually for, and how to pick the one that matches your cargo and your roads.
Read GuideKnowledge Center
Semi Trailer Buying Maintenance and Comparison Guides
Written for people who operate trailers rather than sell them. Specification advice, maintenance procedures, troubleshooting and honest comparisons between trailer families.
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Comparison Guide
Flatbed Trailer and Lowbed Trailer Compared
Flatbeds and lowbeds both have open platforms and are easily confused. The structural difference decides which one your cargo can legally travel on.
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How Much Does a Semi Trailer From China Cost
How trailer pricing actually works, what moves the number, and reference FOB prices for a range of SINOHENG models.
Read GuideMaintenance Guide
A Complete Guide to Trailer Maintenance
Daily inspection, regular servicing and seasonal care, and why most premature trailer failures are maintenance problems rather than manufacturing defects.
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Maintenance Tips for Flatbed and Low Flat Trailers
Turbocharger care, fluid quality and service intervals for the tractor and trailer combinations used to move excavators, loaders and forklifts.
Read GuideTroubleshooting Guide
Why Truck Tires Wear Abnormally and How to Stop It
Suspension design, dynamic tire alignment and S-road testing: the three production-stage measures that determine whether your tires wear evenly.
Read GuideIndustry Article
Four Reasons the Side Dump Truck Market Keeps Growing
Structure, load capacity, safety devices and cycle time: why side-unloading trailers have taken market share from conventional tippers.
Read GuideMaintenance Guide
How to Judge the Quality of Chassis Protection Work
Material choice, surface preparation, spray technique and coat count, and how to tell a proper underbody treatment from a superficial one.
Read GuideIndustry Article
Intelligent Systems in Modern Semi Trailers
Tire pressure monitoring, automatic inflation, brake wear sensors and load optimisation, and what they change for fleet operators.
Read GuideDesign Guide
Lifting Bridge Suspension Design on Semi Trailers
A patented axle-lift design from Liangshan that raises the first and third axles together, cutting fuel consumption and tire wear when running light.
Read GuideIndustry Article
Lightweight Design in 13m Rollover Dump Semi Trailers
How a 13 metre rollover dump semi-trailer reached 4.98 tonnes, and what the same lightweighting principles mean for your payload.
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The Semi Trailer Manufacturing Industry in China
Where China's trailer industry is concentrated, who the major players are, and what actually matters when you are comparing suppliers.
Read GuideCompany Guide
How SINOHENG Builds and Delivers Semi Trailers
Factory, capability, durability measures, customization process, pricing structure and after-sales support, set out plainly.
Read GuideBuying Guide
How to Specify a Trailer for Your Market
The information to gather before you ask for a quotation, and why a trailer specified for the wrong market fails early.
Read GuideFAQ
About These Guides
Who Writes These Guides
Our export and engineering team, drawing on the specifications we build to and the questions buyers actually send us. They are written for people who operate trailers, not for search engines.
Where Should I Start if I Am Buying My First Trailer
Read the ten trailer types guide to identify the family, then the guide on specifying a trailer for your market, which lists exactly what information to gather before asking anyone for a price.
Do You Cover Maintenance as Well as Buying
Yes. There are guides on general trailer maintenance, flatbed and tractor servicing, chassis protection and diagnosing abnormal tire wear.
Are the Prices in the Cost Guide Current
They are published reference figures, subject to actual quotation. Steel prices, specification and freight all move, so treat them as a starting point rather than a quote.
Can I Ask a Question Not Covered Here
Yes. Send it by WhatsApp or email. We would rather answer a specific question about your operation than have you buy the wrong trailer.
Still Not Sure Which Trailer You Need
Describe your cargo, your route and your worst road. We will tell you which family fits and why.