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For heavy-duty fleet operators, maximizing physical cargo capacity without violating federal or regional axle weight regulations is an ongoing challenge. This is where the Super Tag Dump Truck configuration proves invaluable.
A "Super Tag" setup integrates a heavy-duty dump body with a specialized, load-bearing auxiliary trailing axle (the "tag" axle) positioned behind the rear drive axles. Controlled by high-pressure electro-hydraulic systems, this tag axle extends the vehicle’s overall weight-distribution footprint. This allows operators to carry maximum payload under strict bridge formula laws by dynamically transforming a standard three-axle frame into a virtual multi-axle configuration.
Hongkai’s custom vehicle program optimizes this framework with smart hydraulic leveling, chassis reinforcements, and customized box volume profiles, ensuring durability across demanding worksites.
How Hongkai is integrating next-generation telemetry, automated load sensing, and alternative power structures to redefine heavy transport.
Integrating pressure sensors that monitor suspension deflection in real-time. The system automatically adjusts downforce on the tag axle to ensure optimal traction and legal axle-weight distribution without driver intervention.
Onboard IoT diagnostics transmit payload, engine health, and hydraulic cylinder pressure to central fleet dashboards. This helps prevent overloading and enables predictive maintenance for hoist rams.
Transitioning toward high-torque electric-hybrid PTO (Power Take-Off) systems. By operating dump hydraulics on battery power rather than diesel idling, we help fleets reduce site emissions and fuel consumption.
A trusted global partner in heavy-duty truck trading, refurbishment, and custom fabrication.
Hongkai was founded in Deyang City, Sichuan Province, focusing on truck trading in China's domestic market during its start-up phase. We successfully established an initial customer network in the local market before expanding globally.
In 2022, management decided to enter international markets, achieving our first expansion into Africa, the Middle East, and Central Asian countries. In 2023, we increased investment in foreign trade, established a dedicated factory, and improved operational capacity. We made significant breakthroughs in the refurbished and customized truck business, establishing ourselves as a reliable name in the industry.
Today, our headquarters is located in Shundi Auto Trade City, Deyang City, featuring a modern office area. Our headquarters covers 15,000 square meters, complemented by our own truck testing center and dedicated refurbishment factory.



We adhere to the core values of "integrity, professionalism, innovation and win-win". Integrity is the foundation of our dealings with customers and partners, ensuring that every transaction is transparent and fair.
Professionalism is reflected in our team's deep understanding of the trucking industry and our business execution. From product knowledge to the trade process, we maintain precise control at every step.
Innovation inspires us to explore new business models, product technologies, and service methods to adapt to rapidly changing market demands. The win-win concept extends across our entire business chain, committing us to growing alongside our suppliers, distributors, and customers.
The evolutionary path from dealer to specialized heavy transport ecological builder.
Entered the field of truck sales, accumulating front-line practical experience with diesel drivetrains and developing a deep understanding of heavy-duty truck user requirements.
Established a partnership sales company. Pioneered the industry's "financial leasing + maintenance and trusteeship" integrated service, achieving full coverage of logistics nodes in six provinces in South China within three years.
Independently operated Hongkai Automobile Trade, focusing on the high-end heavy truck market. We built a full-chain system spanning procurement, modification, certification, and after-sales support.
Built the 20,000 square meter Hongkai Automobile Trade City. Following the completion of this facility, annual sales volume exceeded 50 million yuan. Represented top-tier domestic brands including Sinotruk HOWO, Dongfeng, Jiefang, and Shaanxi Automobile (Shacman).
Established our own transport fleet and deployed our first batch of 100+ smart heavy-duty trucks. This allows customers to receive vehicles at any prefecture-level city in South China within 48 hours, improving emergency parts transportation response times by 70%.
Launched our global strategy. Actively explored overseas markets and promoted product advantages through a combined online and offline service network, establishing solid partnerships with fleets in Africa, Central Asia, and the Middle East.
Aligning custom heavy dump trucks with specialized operational demands worldwide.
Designed for low-noise municipal projects. Features tight turning radiuses, automatic tarp covers, and under-ride guards to ensure safe, efficient bulk aggregate transport in dense urban settings.
Equipped with wear-resistant high-tensile steel bodies (Hardox equivalent), reinforced subframes, and heavy-duty multi-stage telescopic cylinders to handle abrasive rock and ore.
Optimized for long-haul routes. Combines high-payload capacities with comfortable, ergonomic cabins and dual-tank fuel systems to minimize downtime and refueling stops.
Operating out of our 196,000 square meter facility in Chengdu, Sichuan, Hongkai integrates advanced production processes to build resilience and quality into every truck.
We employ automated welding gantries, dust-free paint rooms, and computer-guided alignment systems. Our facilities are designed to maintain high quality control standards at every stage of fabrication and refurbishment.
Our proximity to major steel producers and localized component manufacturing clusters helps us minimize lead times, even for highly customized orders. This integrated supply chain allows us to maintain consistent production capacity and offer competitive pricing on major Class 8 chassis, including HOWO, HOWO TX, NX, and Shacman models.
Why international fleet operators choose Hongkai as their trusted transport equipment partner.
Industry Deep Cultivation: With over 20 years of experience in the trucking industry, we understand market trends, technical regulations, and evolving operational demands, allowing us to deliver forward-looking transport solutions.
Professional Qualifications: Our factory technicians hold professional certifications, ensuring reliable workmanship and maintenance support.
Personalized Customization: We offer tailor-made configurations based on customer needs, managing the process from initial analysis to final delivery to ensure specifications match operational requirements.
Strict Quality Standards: We maintain a structured quality control system covering every stage of inspection, ensuring high reliability for every vehicle leaving our facility.
End-to-End Service: We provide structured consultation, order tracking, and after-sales technical assistance to ensure smooth operation across the vehicle life cycle.
Long-Term Partnerships: We build stable relationships with domestic and international fleets. Our client-focused approach supports high repeat purchase rates and reliable fleet operations.
Adapting heavy transport equipment to meet regional regulations, emissions targets, and operational challenges.
We configure trucks in both Left-Hand Drive (LHD) and Right-Hand Drive (RHD) options, ensuring compliance with local traffic laws in Africa, Central Asia, the Middle East, and beyond.
Our engineers calibrate fuel injection and exhaust after-treatment systems (supporting Euro 2, Euro 3, Euro 4, and Euro 5 standards) to match local fuel sulfur levels and emissions requirements.
We provide full customs support, including certified weight certificates, bill of lading documentation, export licenses, and SGS/BV inspections, to help streamline clearance at regional ports.
Welcoming fleet managers, procurement officers, and construction partners from around the world to our Sichuan assembly facility.



Key information regarding custom configurations, delivery, and aftermarket support.
A Super Tag dump truck features a hydraulic auxiliary axle at the rear that increases the vehicle's bridge formula length. This helps distribute heavy loads more evenly, allowing fleets to carry larger payloads per trip while remaining compliant with regional axle-weight regulations.
Our refurbishment process includes a comprehensive inspection of the engine, transmission, and differential. Wear parts are replaced, the chassis is reinforced, and hydraulic lift cylinders are load-tested to ensure reliable performance on the job site.
We work with major brands such as Sinotruk HOWO (including TX and NX models) and Shacman (F3000 and M3000 series). Available configurations include 4x2, 6x4, and 8x4 drives in LHD or RHD layouts, tailored to project demands.
Standard units from stock can be prepared and dispatched to Chinese export ports within 15–20 days. Custom configurations requiring structural modifications or specialized auxiliary axles generally take 30–45 days, depending on requirements and scheduling.
Select from our range of newly manufactured and certified pre-owned heavy transport vehicles.