China Dry Truck Body, Refrigerated Truck Body, Multi-Application Trailer Supplier

About Us

Chongqing Wholechaintech Automotive Components Co., Ltd.

Wholechaintech - officially Chongqing Wholechaintech Automotive Components Co., Ltd. - is a professional specialized truck body & trailer manufacturer and factory in China, located in the Liangjiang New Area Industrial Park, Chongqing.
Established in 2016, we are a high-tech enterprise specializing in the design, manufacturing, sales, and after-sales service of truck bodies and multi-application trailers, along with their core modification components.
As an experienced van truck body manufacturer and supplier in China, Wholechaintech integrates R&D, production, system assembly, and technical service to provide complete vehicle solutions for domestic and global customers. With strong engineering capabilities and an expanding international footprint, we are committed to delivering reliable, safe, and cost-effective vehicle systems.

10 +

Years

Experience

20000 +

Factory

Area (m²)

200 +

Production

Equipment

Product Category

As a professional manufacturer and supplier in China, Whole Chain Tech supports OEM and customized production based on drawings or samples, ensuring precise fitment and reliable performance.

Dry Truck Body Whole Chain Tech, a leading manufacturer in the industry, offers a dry truck body that is a sealed, enclosed cargo transportation structure designed for light and medium - duty trucks.

Refrigerated Truck Body As a trusted supplier, Whole Chain Tech integrates high-performance insulation, air circulation systems, and compatible refrigeration units to maintain a precise temperature range for cargo during transport.

Multi-Application Trailer Multi-Application Trailer is an unpowered wheeled vehicle designed to be towed by a powered motor vehicle (such as a pickup, truck, or SUV).

Truck and Van Upfits At Whole Chain Tech, our factory-direct Truck and van upfits solutions are engineered to make your vehicle safer, more functional, and more durable—tailored to the real demands of daily work and heavy-duty use.

Featured Products

At Whole Chain Tech, a professional van truck manufacturer and factory in China, our featured products include light-duty truck bodies, durable trailers, and a full range of customized accessories designed for vehicle modification and industrial use.

Model 207 dual-axle flatbed trailer The Model 207 dual-axle flatbed trailer from Whole chain tech is a high-adaptability heavy-duty transport solution engineered for construction equipment, off-road vehicles, and heavy cargo. As a professional trailer factory with years of manufacturing expertise, we’ve designed this model to deliver robust performance, reliable load-bearing capacity, and seamless compatibility with diverse heavy-duty hauling scenarios.

Model 200 Single-Axle Flatbed Trailer Whole Chain Tech, a leading lift trailer supplier to global commercial and recreational markets, presents the Model 200 Single-Axle Flatbed Trailer—a compact, heavy-duty workhorse engineered exclusively for North American residential, farm, and light commercial use.

2.5T Dual-Axle Hydraulic Lifting Trailer As a professional 2.5T Dual-Axle Hydraulic Lifting Trailer supplier, Wholechaintech delivers robust, high-performance trailers engineered for safety, efficiency, and long-lasting reliability. Built with premium materials and advanced hydraulic systems, our trailers ensure smooth, secure loading and transport across diverse industrial and commercial applications.

Model 170 Multi-Purpose Utility Trailer Whole Chain Tech, a professional global hydraulic trailer factory, designs and manufactures the Model 170 Multi-Purpose Utility Trailer exclusively for North American outdoor, farm, construction, and residential hauling needs.

5-Ton Dual-Axle Hydraulic Lifting Trailer As a leading manufacturer , Whole Chain Tech powers your heavy-duty transport.
Our advanced 5-Ton Dual-Axle Hydraulic Lifting Trailers feature low-profile loading and robust dual-axle design, ensuring reliable, efficient equipment transfer for engineering and logistics teams.

Pickup Photovoltaic Detachable Box Elevate Your Off-Grid Operations with Whole Chain Tech, Your Trusted Customized Truck Body Manufacturer, and Our Cutting-Edge Pickup Photovoltaic Detachable Box

Pet Grooming Trailer At Whole Chain Tech, a leading trailer-mounted bodies manufacturer, we proudly introduce our Fully Equipped Mobile Pet Grooming Trailer – Your All-in-One Salon on Wheels. This self-contained, turnkey system is built to elevate the service of professional groomers, mobile salons, and pet care businesses across the nation.

Column Liftgate Whole Chain Tech is a professional column liftgate supplier in China, specializing in high-performance loading solutions for commercial vehicles. With years of engineering expertise and strict quality control, our column liftgates are trusted by logistics fleets worldwide for their reliability and safety. Whether you need standard models or custom designs, we deliver cost-effective products that streamline your loading operations.

Truckunder Liftgate Whole Chain Tech is a professional truckunder liftgate Supplier from China, specializing in space-saving loading solutions for commercial vehicles. Backed by years of engineering expertise and strict quality control, our tuck-under liftgates are trusted by global logistics fleets for their compact design and reliable performance. We deliver cost-effective, standard or custom solutions to streamline your loading operations.

Electric Cable Reel Whole Chain Tech is a factory with strong in-house R&D capabilities. Our electric cable reel is a heavyduty, motordriven winding solution designed for commercial vehicles, service trucks, repair vans, tanker trucks, and mobile workstations.

Flip-down Door for Van Truck As a professional truck parts supplier from China, Whole Chain Tech specializes in high-performance Flip-down Door for Van Truck.Featuring precision components and ergonomic design, our doors deliver exceptional load-bearing, thermal insulation and reliable performance for harsh operating conditions.

Door Lock Set for Truck Whole Chain Tech is a seasoned manufacturer of van truck modification accessories. Our integrated door lock set for truck is engineered to secure large cargo compartment doors: featuring a full linkage structure (vertical lock rod + dual top/bottom lock tongues), it enables one-key locking/unlocking for efficient operation.

Application Scenarios

We deliver complete vehicle solutions that improve operational efficiency, safety, and durability across demanding industries.

Construction & Engineering

Logistic & Last-mile Delivery

Agriculture & Farming Distribution

Food & Beverage Distribution

Mobile Workshops & Utilities

Cold chain transportation vehicles

Specialty Vehicle Upfits

Recreational & Camper Vans

Factory Strength

As a professional van truck factory in China, Whole Chain Tech operates on 37 acres with over 20,000㎡ of production facilities.

Production Capabilities

200+ sets of specialized vehicle manufacturing equipment
Large-scale electrophoretic coating production line
Advanced spray painting production line
Cutting workshop
Integration workshop
Assembly & debugging workshop
Water spray testing facility

Full-line Manufacturing Capability

Specialized vehicle system manufacturing
Assembly production
Component matching production
Independent R&D for new energy vehicle control system components

This integrated production system ensures stable lead times, strict quality control, and scalable manufacturing capacity.

Quality Certification & Compliance

As a responsible manufacturer and supplier in China, we ensure every product leaving our factory meets international standards and customer specifications.

Quality is the foundation of Whole Chain Tech.

ISO 9001 Quality Management System Certified
Environmental Management System Certified
Strict raw material inspection standards
Full-process quality control
Zero-defect manufacturing commitment

Every van truck and component must pass:

Structural inspection
Performance testing
Rain testing
Final quality verification

Why Choose Whole Chain Tech?

Whole Chain Tech is not just a supplier - we are your long-term strategic partner for van truck systems and special-purpose vehicle components.

Direct factory supply in China

Strong R&D and engineering team

Customized OEM/ODM capability

Competitive pricing with stable quality

Fast response and professional service

Expanding global market presence

FAQ

1. Are you a manufacturer or trading company?

Whole Chain Tech is a direct manufacturer and factory in China, specializing in van trucks, special-purpose vehicles, and related components.

2. Can you customize products based on our drawings?

Yes. We provide OEM and customized manufacturing based on drawings, samples, or specific application requirements.

3. What industries do your products serve?

Our products are widely used in logistics, municipal services, emergency rescue, power support, cold chain transport, public security, and more.

4. How do you ensure product quality?

We strictly follow ISO 9001 standards. All products undergo structural testing, load testing, rain testing, and final inspection before shipment.

5. Do you support international customers?

Yes. Whole Chain Tech is actively expanding globally and has already entered overseas markets, providing product supply and technical support for international partners.

6. What is your production capacity?

With 200+ sets of equipment and over 20,000㎡ of workshop space, we have strong mass production capability while maintaining strict quality control.

Send Inquiry

For inquiries about Dry Truck Body, Refrigerated Truck Body, Multi-Application Trailer or price list, please leave your email to us and we will be in touch within 24 hours.

News

Stay informed with the latest updates from Whole Chain Tech, including new product launches, technical innovations, exhibition participation, and international market expansion.

How to Choose a Truck Liftgate: Hydraulic or Electromechanical?With the rapid growth of urban distribution, cold chain, e-commerce express and LTL logistics across North America, the truck liftgate has become essential equipment for improving loading efficiency, cutting labor costs, and ensuring operational safety.

2026-05-26

Four Certifications Safeguard Compliance, Intelligent Manufacturing for the Future In the global automotive components and specialized equipment manufacturing industry, compliant and standardized production is the cornerstone for enterprises to win market trust and ensure product quality. Our production base has fully passed four internationally authoritative system certifications: IATF 16949, ISO 9001, ISO 45001, and ISO 14001.

2026-05-26

Rigorous Testing Ensures Quality: A Full-Spectrum Testing System for Honeycomb Panel Cargo Boxes In the global specialized vehicle and urban logistics equipment industry, the durability, safety, and environmental compliance of cargo boxes are core considerations for customers. We have established a comprehensive testing system covering material environmental protection, surface performance, and mechanical strength

2026-05-26

US Hydraulic Trailer Registration Pitfall Guide: 3 Mistakes 90% of Importers Make According to 2026 U.S. DMV commercial trailer registration statistics, 62% of imported commercial hydraulic trailers fail the first registration inspection, resulting in an average loss of over $5,000 per order for importers

2026-05-12

Whole Chain Tech Announces Key R&D Breakthrough in Lightweight Hook Lift Technology, Built Exclusively for Type II Pickup Chassis Whole Chain Tech revealed a key research and development breakthrough for its new lightweight hook lift system, a solution built exclusively for Type II pickup chassis loading and unloading use cases

2026-05-11

Whole chain Tech Successfully Delivers Custom UAV Transport Trailer Project, Passes 100% Client Acceptance Wholechaintech announced the successful delivery of its customized UAV transport trailer project, with all modification items passing full client acceptance on the first inspection.

2026-05-09