Product Overview

The 20ft Double-wing Expandable House is an innovative expandable container house designed for rapid deployment and flexible space expansion. Built with a durable steel structure, it integrates walls, doors, windows, and complete electrical and plumbing systems. Transported as a compact flat-pack container, it can be mechanically or manually expanded on-site to create a spacious living or working area in minutes.

This modular building offers plug-and-play convenience, making it ideal for temporary and semi-permanent housing across construction, mining, tourism, emergency relief, and municipal projects.

Core Advantages & Key Features

High Space Utilization

Compact transport volume (20ft container), significantly increased usable area after unfolding. Maximizes floor space while minimizing shipping costs.

Quick Installation

Modular design, no need for extensive civil engineering. Ready for immediate use upon placement — truly

plug-and-play

Sturdy & Safe

Wind-resistant (up to 120km/h) and earthquake-proof (seismic grade 8). Superior thermal insulation ensures comfort in extreme climates (-20°C to +50°C).

 Relocatable & Reusable

Can be dismantled, moved, and reassembled multiple times. High reusability lowers long-term project costs significantly.

Customizable Interior

Flexible layout options: bathroom fixtures, electrical wiring, doors, windows, partitions — all configurable per project requirements.

Aesthetic & Practical

Clean, modern appearance suitable for various scenarios. Combines contemporary design with industrial-grade durability.

Application Scenarios

Our 20ft twin-wing expandable house is widely used in:

Construction & Infrastructure: Project site offices, worker dormitories, site canteens, temporary management centers, tool storage rooms.

Mining & Oil/Gas: Field operation bases, mining camp housing, exploration team shelters, equipment storage cabins.

Emergency & Relief: Disaster relief shelters, epidemic prevention isolation rooms, mobile medical stations, refugee resettlement units.

Commercial & Tourism: Scenic area homestays, camping accommodations, glamping pods, small retail kiosks, pop-up shops.

Public & Municipal: Temporary exhibition halls, mobile police stations, school classrooms, community service rooms, vaccination centers.

Multi-Story Combinations: Can be stacked and combined to build multi-story buildings for semi-permanent housing needs.

Technical Specifications

Structure: Heavy-duty galvanized steel frame + sandwich panel walls (EPS / Rockwool / PU foam optional)

Transport Dimension: 20ft standard container (approx. 6.06m × 2.44m × 2.59m)

Expanded Dimension: Customizable — typically double width (approx. 6.06m × 4.88m × 2.59m)

Roof: Flat roof with integrated drainage system, optional solar panel mounting

Flooring: Anti-slip PVC or steel checkered plate, heavy-duty load capacity

Insulation: High-density thermal insulation, suitable for -20°C to +50°C environments

Wind Load: Resistant to winds up to 120 km/h

Seismic Rating: Grade 8 earthquake resistance

Lifespan: 10–15 years with proper maintenance

Compliance: Meets international building standards for safety and fire resistance

 Why Choose Our 20ft Twin-Wing Extension House?

Cost-Effective Solution: Lower total investment compared to traditional construction, with faster ROI and reduced labor costs.

Eco-Friendly Materials: Made from recyclable steel and eco-friendly insulation panels, reducing environmental footprint.

Global Shipping Ready: Flat-pack design fits into standard 20ft containers for efficient worldwide delivery.

Turnkey Service: We provide design, manufacturing, shipping, and installation guidance — one-stop procurement.

Quality Assurance: Strict quality control with ISO 9001 certification and 2-year warranty.

Customization Options: Choice of colors, interior layouts, insulation materials, and add-ons (AC, solar, etc.).