20 feet 40 feet double wing luxury expandable houses. It can be used as office, meeting room, dormitory, shop, exhibition center in the fields of building, railway, highway, water conservancy project, electric power, business, tourism and military use. With decoration of external wall, slope roof container vocation house is all air-tight, heat-tight, warm-keeping, water-proof and anti-corrosive.
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Products Description
1. Product Features: Operates on the principle of a foldable and expandable container house; shipped fully assembled from the factory; transported in a compact format to save on shipping costs; unfolds and takes shape on site.
2. Description of the climatic conditions in which it can be used: Suitable for tropical areas with high temperatures and heavy rainfall, coastal areas with salt fog, high-altitude areas with extreme cold, and hurricane-prone areas.
3. Product Advantages:
l Lower transportation costs: 60% reduction in packaging volume, which reduces ocean freight costs.
l Installation without heavy machinery: Assembled manually, without the need for cranes on-site.
l Increased space after expansion: the usable area doubles once deployed.
4. Applications:
Process Overview
It takes at least 6 people to install a 20-foot container home, while a 40-foot container home requires at least 10 people.
Dimensional Specifications
| Main material | Galvanized steel structure with sandwich wall panel and doors, windows, etc. |
| Weight | 2600-6400 kgs |
| Service life | At least 15 years |
| Color | White, blue, grey, brown, customized color, or adding colorful cladding |
| Steel structure |
(1) Floor: MgO board in the middle and laminate board on both sides; |
| Columns | 2.5mm Hot Galvanized Steel Structure |
| Wall | EPS/Rock Wall Sandwich Panel, and Customized PU Sandwich Panel |
| Door | (1)Steel Door (2)Aluminum Double Glass Door (3)Cut-Bridge Aluminum Double Glass Door |
| Window |
920*920mm, Double Glass (1)Plastic steel window (2)Aluminum Double Glass Window (3)Cut-bridge aluminum double glass window |
| Connection kits |
Furniture, kitchen (including cabinet and sink, bathroom(including toilet, washing basin, mirror, shower room),electrical appliances roof, terrace, decorative materials, etc. |
| Optional Accessories |
Accept Your Special Demands. Let You save Time and Worries. |
| Advantage |
(1) Fast installation: 2 hours/set, save labor cost; (2) Anti-rust: all material use hot |
Customized Services
1. Room Layout
Support for advanced customization based on your needs
2. Custom flooring materials
3. Custom Design of Doors and Windows
4. Custom Kitchens
5. Custom Bathrooms
Real-World Project Examples
Project Spotlight: 40ft Luxury Villa in Spain
Location: Madrid, Spain
Model: 40ft Double-Wing Expandable House
Usage: High-end Private Vacation Villa
Key Highlights:
Spacious Living: 75 sqm interior area with 3 bedrooms and 2 bathrooms, meeting high European living standards.
Modern Aesthetic: Dark aluminum frames with large tempered glass walls for maximum natural light and Mediterranean views.
Fast Delivery: Subject installation completed in just 2 hours, saving 85% on local labor costs.
Thermal Insulation: Customized PU sandwich panels for energy efficiency and year-round temperature control.
About Us
Guangzhou Zhonglian Steel Structure Co., Ltd. is a modern, full-service company specializing in the production of modular homes. By integrating design, manufacturing, marketing, and service, we offer our customers around the world comprehensive, end-to-end construction solutions—from standardized prefabrication in our factory to on-site installation overseas. Our core product portfolio encompasses a full range of prefabricated construction solutions, including container homes, prefabricated houses, capsule homes, custom homes, steel-frame villas, K-type houses, and T-type houses. We offer customized plans, features, and materials to meet specific client requirements. From requirements gathering and custom design to production quality control, cross-border logistics, and overseas installation—by establishing clear standards for each stage, we provide our clients worldwide with a reliable and worry-free collaborative experience.
Certificates
Client Visits
Packaging and Logistics
Packaging: shrink-wrapped, protected with plastic film
Ships worldwide
FAQ
1. Do you provide on-site installation service?
We provide very detailed installation instruction drawings and videos for every project.
For large projects, we will have both installation workers and supervisors on site. The fee for the on-site service should be negotiated with clients
2.What’s your delivery time?
Normally, delivery time is 15-20 days after deposit received. For large order, the delivery time should be negotiated.
3.How to control the quality of your product?
a. quality of the design: think about possible problems in advance and provide a high-quality design solution.
b. quality of the raw material: choose the qualified raw material
c. quality of the production: precise manufacturing technique, experienced workers, strict quality inspection
4. How to deal with quality problems?
Warranty is 2 years. Within the warranty period, we will responsible for all quality problems caused by our production.
5. If there is a clear service life of your products? if have, how long?
Under conventional climate and environment, the service life of container house steel frame is 20 years
6. What designs do you have in different climates (How can the products adopt to different climates)?
Strong wind region: improve the wind-resisting ability of the internal structure, cold region: increase the thickness of the wall, or use good insulation material, improve anti-pressure ability of the structure. High corrosion region: use corrosion resistant material, or paint anti-corrosive coating.
