Enclosed Trailer With Side Opening
Enclosed trailers with side-opening doors utilize fiberglass composite materials. Designed for versatile operations and display scenarios. Primarily delivered as CKD/SKD kits. The side-opening structure breaks from traditional rear-opening designs, significantly boosting loading/unloading efficiency and facilitating forklift operations. Combines safety, durability, and flexible customization to meet diverse application needs.
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| 2305_3559e5-71> |
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Side-Opening Door Types
Side-Up Folding Door
Equipped with a pneumatic strut assist system, the door panel folds upward effortlessly and stabilizes at any angle.
This space-saving design offers strong wind resistance, a tight seal, and ensures waterproof and dustproof performance.
Gull-Wing Door
Provides a spacious sheltered area, ideal for outdoor work environments. Constructed with thickened profiles, it suits outdoor maintenance and roadshows. Its appearance attracts attention.
Display Door
Integrates bar counter functionality with visual transparency. The upper section serves as a sunshade, while the lower section functions as a countertop surface. User-friendly design. Suitable for modern commercial retail settings.
Providing Thermal Insulation:
If thermal insulation is required, polyurethane or XPS foam core solutions can be employed. These materials feature low thermal conductivity and are thermoset composites with fiberglass reinforcement. They minimize internal temperature fluctuations during extreme conditions, ensuring cargo safety.

Applications
- Mobile Dining
- Pop-up Stores
- Event Support
- Mobile Studios
- Professional Equipment Transport
- Emergency Response
- Mobile Tool Trucks
Features
Composite Box offers professional design services
- Dimension design
- Material structure design
- Temperature control systems
- Wall panel structure design
- Door lock solutions
- Packaging solutions
Customization options
- Customize the high-performance fiberglass panels with additional features.
- CNC finishing, grinding, cutting, etc. are available.
- Reserve windows
- Coating treatments: anti-corrosion coating, zinc-chromium coating, epoxy coating
why choose us?
Customer Satisfaction
Insisting on high quality products and servers, centered around customer experience
Quality Assurance
We strictly control every production process to bring reliable quality assurance to our customers.
Advanced Production Line
The world’s top production line ensures product precision and efficiency.
Customization
We provide 100% customization, making orders less difficult.













