Get to know the Supro Girder Bridge—a powerful and reliable solution for transporting oversized and ultra-heavy cargo such as transformers and large-scale industrial components. Designed for precision, the Supro Girder Bridge features a modular structure that adapts to different cargo lengths and weights, ensuring optimal balance and safety during transport. This system distributes load pressure evenly across the axle lines, reducing stress on individual components and protecting both the equipment and the road surface. With its high-strength steel construction, secure locking mechanisms, and strict welding quality standards, Supro’s Girder Bridge guarantees both strength and safety....

A good trailer doesn’t just carry heavy loads—it stands out, wherever it goes. Supro Trailer is proud to design and build transport solutions that perform with excellence across borders and industries. Whether operating in remote deserts, crowded ports, or mountainous terrain, our trailers are built to handle oversized and over-weight cargo with strength, precision, and stability. From hydraulic modular trailers to girder bridges and drop deck beds, Supro’s equipment is trusted worldwide by professionals who demand safety, reliability, and long-term performance. Our reputation travels with every trailer we export—because quality leaves a mark no matter where the journey leads. A...

Presenting the Supro Trailer 550-ton girder bridge—engineered for international heavy transport projects. Designed with precision and built with high-strength materials, this girder bridge is made to handle the world’s most demanding oversized cargo, including power transformers, industrial modules, and other superloads. Supro’s design focuses on safety, efficiency, and reliability, ensuring smooth operations even in complex transport conditions. Export-ready and tested for performance, the 550-ton girder bridge has already proven its value in overseas projects. Whether it’s timely delivery, on-site assembly support, or strict quality control—Supro Trailer delivers at every stage. O...

Easy Supro – When Problems Arise, Supro Stands With You. When one of our clients encountered a damaged drag chain inside their Extendable Spacer, Supro Trailer acted fast. Instead of leaving the customer to handle it alone, we quickly sourced a replacement Spacer and provided step-by-step repair guidance. What could have been a complex and costly issue was resolved smoothly and efficiently—with full support from our team. At Supro, after-sales support isn’t just an extra service—it’s a core part of who we are. Whether it’s urgent part replacements, troubleshooting, or on-site technical help, we stand by our products and, more importantly, by our customers. Our team b...

“Easy Supro” – Supro Trailer recently delivered a 550-ton girder bridge ahead of schedule for an overseas transformer transport project, proving once again that we’re more than a manufacturer—we’re your heavy haul project partner. When our client notified us that their project timeline was moved up by a full month, Supro responded immediately. We prioritized the order, adjusted material allocations, and pushed production forward, ultimately delivering the bridge 30 days early to ensure the project could start on time. Our commitment to quality is just as strong. Every critical weld is non-destructively tested, and every locking pin fits precisely without external force. This ...

Supro Trailer is committed to providing advanced and reliable heavy haul transport solutions tailored to your needs. With a strong focus on quality, innovation, and real-world performance, we design and manufacture a wide range of trailers—including hydraulic modular trailers, vessel bridges, drop deck beds, and girder bridges—that meet the demands of oversized and over-weight cargo transport. Our headquarters is located in China, and although we do not have branches abroad, we export our products to many countries, including Saudi Arabia, Kazakhstan, and across the CIS region. Supro Trailer stands out by combining engineering excellence with deep customer understanding, offering ...

Need to expand your Goldhofer fleet without overspending? Supro Trailer has the perfect solution. Our PST (Power Steered Trailer) is 100% compatible with Goldhofer THP/SL modular trailers. Whether you need to increase capacity or improve maneuverability, Supro PST integrates seamlessly—no modifications, no downtime. Designed for heavy transport and oversized loads, Supro PST delivers high torque, smooth steering, and synchronized operation when coupled with your existing Goldhofer equipment. Built with precision hydraulic systems and high-strength materials, it ensures reliable performance even under the most demanding haulage conditions. Best of all, Supro ...

Transporting extra-long cargo like wind blades, pipes, or girders can be a major logistical challenge—especially when flexibility and stability are required. Supro Trailer’s Extendable Spacer is designed exactly for these situations. By replacing some axle lines with a telescopic spacer, you can significantly extend your trailer length without increasing the number of axle modules, saving both cost and operational complexity. The Supro Extendable Spacer adjusts flexibly between closed and fully extended positions, allowing you to match different cargo lengths with ease. Made from high-strength steel and engineered for compatibility with most hydraulic modular trailers, it ensures ...

Tight spaces, sharp turns, and limited maneuvering room—these are common headaches in factory or plant transport operations. That’s why Supro Trailer offers the PST (Power Steered Trailer), fully compatible with your existing Goldhofer systems. Our PST modules connect seamlessly with Goldhofer SPMT or THP units, ensuring smooth operations even in complex and compact environments. Beyond perfect compatibility, Supro PST helps you significantly cut procurement costs without sacrificing performance. Built with precision hydraulic systems, advanced steering capabilities, and high-strength materials, Supro’s PST delivers the same functionality and reliabil...

When transporting oversized cargo like transformers or heavy equipment, height and weight limitations are often your biggest obstacles. That’s where the Supro Drop Deck Bed comes in. Designed for hydraulic modular trailers, this specialized deck lowers the overall transport height—helping you pass under bridges, tunnels, and other clearance-restricted routes with ease. But it doesn’t stop there. Supro’s Drop Deck Bed also boosts your fleet’s load capacity. With the option to add weight-sharing beams, it distributes cargo weight more evenly across multiple axle lines, reducing pressure on connection points and increasing stability. This means you can haul bigger, heavier loads—...