
Lanjing expandable house is a type of modular products made of ISO shipping container and add modern decoration to modified to accomodation, commercial, health, storage and more usage. It can be customized as bathroom, kitchen, bedroom, study room, living room, etc.
40FT expandable house is 24 square meter before folding, and occupies an area of 75 square meter after opening.

Designed with simplicity and efficiency in mind, it can be assembled by just a few people in a matter of hours, without the need for specialized tools or complex skills. The modular components fit together seamlessly like a giant Lego set.


It's like a magical building block set, allowing you to freely shape your living or working space. You can easily reconfigure the layout as you desire, just as a master artist rearranges elements on a canvas.
It's like a blank canvas waiting for your creative touch. You can transform the interior as easily as a fashion designer changes a model's outfit. Swap out wall panels, choose from a variety of flooring options, and play with different lighting fixtures.


l )There can be a roof.
2)there can be a decking.
3)there can be a stairs.
4)the wall can be decorated by PVC plate or the metal carving board.
Our strength is to analyze customer needs and develop the most suitable container design solutions.Provide three-dimensional renderings design, CAD construction design.


20 feet expandable folding container house configuration parameters | |||
Product | 20 feet | House type | One Hall |
Expanded size | L5850*W6360*H2520 | Number of people accommodated | 2-4people |
Internal size | L5740*W6260*H2250 | Power consumption | 12KW |
Folded Size | L5850*W2240*H2520 | Total net weight | 3 tons |
Floor area | 38m² | ||
Frame structure | |||
No. | Name | Content | Specifications |
1 | Main frame | Top side beam | 40*80*1.2mm square tube |
2 | Top beam | 60*120*3.0mm square tube | |
3 | Bottom side beam | 50*100*1.2mm square tube | |
4 | Bottom beam | 60*120*3.0mm square tube | |
5 | Hanging head | 162-178-125mm cast iron painting | |
6 | Steel column | 160*160*3.0mm square tube | |
7 | Overall framework protective coating | Spray | Electrostatic spray molding/straight white plastic powder |
8 | Roof | Main external top plate | 1.2mm corrugated steel sheet plus rock wool |
9 | Outer top plate of the side wing | 75mm EPS color steel plate 12kg/m³+corrugated sheet 0.4mm | |
10 | Internal ceiling panels | PVC or Color Steel Plate ceiling panel | |
11 | Wallboard | Side walls,front and rear | 75mm EPS color steel plate 12kg/m³+corrugated sheet 0.4mm |
12 | Inner partition board | 50mm EPS color steel plate | |
13 | Ground | Center floor | Composite board+4mm SPC Flooring |
14 | Floor on both sides | Composite board+4mm SPC Flooring | |
15 | Doors and windows | Plastic steel sliding window | Double-glazed glass 1100*1130mm |
16 | Steel single door | 840*2035mm | |
17 | Electrical system | Circuit breaker system | One 32A leakage protector.Voltage 220V,50HZ |
18 | Light | Bull 30*30 flat lamp,large ceiling lamp | |
19 | Socket | Standard international three hole and five hole sockets | |
(socket standards can be configured according to customer requirements) | |||
20 | Light Switch | Double open,single key switch | |
21 | Wiring | Incoming Line 6²,Air conditioning socket 4²,Ordinary socket 2.5²,Lighting 1.5² | |
22 | Accessory | Including top corner line skirting line corner wrapping waterproof tape sling structural adhesive and glue gun |



Shandong Lanjing Building & Construction Co., Ltd. Is a professional manufacturer for Steel structure building,Container House and Prefab house in China for more than 10 years.
Exported to 3o+ countries and completed 100+ projects.ONE-STOP services and Customized solutions.IS09001, BV, SGS, TUV audited
Lanjing Building & Construction offers comprehensive ONE-STOP services, delivering customized solutions that include Consultation, R&D, Design, Manufacturing, Installation, Overseas project supervision and after-sales support.
We specialize in creation of high-quality Steel structure Warehouse, Workshop, High-rise steel fame building and Container house for Labor camp, worker container etc.
We provide steel building to clients in the sectors of Oil & Gas, Mining, Energy dormitory, Site office, Shower container. Toilet Infrastructure and Construction projects Steel Structure built his reputation Reliability and Service.
Our factory is located in Weifang, China, with a factory area of more than 12 hectares ((120.000SOM )and a registered capital of CNY50 Million, after more than 10 years of development, we have strong technical strength and comprehensive product lines.Steel Structure has completed 100+ projects in more than 30 countries, We has built long-term partnerships with different international companies as well as organizations & government.
Q1: Can we accept the custom service and personalized design?
A: Yes, our professional engineer team can make a drawing by following customers' requirement.
Q2: How to install?
A: It is easy and fast assemble. We will provide detailed installation video and instruction to you. Technicians will be sent to help you on site if necessary. However, the visa fee, tickets, accommodation, food and wages will be under taken by buyers.
Q3: What is the delivery time?
A: Normally in 10-15days after deposit received.