Galvanized Steel Structure
The steel-frame image shows the main load-bearing office system.
Main structure made of galvanized steel, wall thickness can be increased to 10cm, which can effectively prevent cold and heat.
The standard height of a single unit is 2896mm, which can be increased to 3300mm under special circumstances.
Item No :
C-055Order(MOQ) :
1 unitPayment :
50% deposite,50% before shipmentProduct Origin :
Guangdong provinceColor :
customizedShipping Port :
Nansha portLead Time :
10-15 daysWeight :
1500KGPortable office container houses retain the original galvanized-steel system and can be configured as individual offices or combined modular workplaces.
| Model | Portable Office Container House |
| Standard Format | 20FT module / customized linked configuration |
| Main Structure | Galvanized steel frame |
| Frame Thickness | 2.3 mm galvanized steel main beams and corner columns |
| Wall System | 50 mm EPS sandwich panel; rock wool option by project |
| Exterior Sheet | 0.326 mm reference color-steel sheet |
| Floor | 18 mm cement fiberboard with PVC finish |
| MOQ | 1 unit |
| Production Time | Around 7–15 days after receipt of deposit |
| Layout | Single office, linked open-plan office or multi-storey block |
| Color | Customized |
| Application | Site office, meeting room, administration, project headquarters |
| Factory Capacity | 2 production bases covering approximately 120,000 m² |
| Payment | Usually T/T 50% deposit and 50% before shipment |

The product uses a galvanized steel main structure with strong corrosion resistance, high strength and low self-weight. The system is environmentally friendly, durable and designed for repeated modular combinations.
Small container houses can be assembled into a larger office according to the buyer’s layout. Workstations, meeting rooms, reception, corridors, stairs and service rooms can be coordinated before production.
| Configuration | Reference Format | Typical Use |
|---|---|---|
| Single Office Module | 20FT standard format or customized | Individual office, meeting room, reception |
| Linked Office | Two or more modules combined | Open office, conference area, project administration |
| Multi-Storey Office | Project-specific modular arrangement | Large site headquarters and phased office facilities |
| Component | Material | Specification |
|---|---|---|
| Top and Bottom Main Beam | Galvanized steel | 2.3 mm reference thickness |
| Corner Column | Galvanized steel | 2.3 mm reference thickness |
| Wall Panel | EPS sandwich panel | 50 mm; rock wool option available |
| Exterior Steel Sheet | Color steel | 0.326 mm reference thickness |
| Floor Base | Cement fiberboard | 18 mm reference thickness |
| Floor Finish | PVC carpet / project finish | Customized by use |
| Roof Insulation | Insulation layer / glass wool option | Confirmed by climate and project |
| Drainage | Integrated drainage ditch and pipe | Factory-prepared connection |
Reference values are retained from the supplied Wanbang material graphics. Final sizes, loading, insulation, wind resistance and local compliance are confirmed against the approved project drawing and destination requirements.
Key questions to confirm before ordering a modular office project.
The standard minimum order quantity is 1 unit.
The reference production period is around 7–15 days after receipt of the deposit. Larger projects are scheduled according to quantity and approved drawings.
Yes. Products can be customized according to the buyer’s layout, including partitions, doors, windows, meeting rooms, workstations, corridors, stairs and service areas.
Payment is usually T/T: 50% deposit and 50% before shipment.
Wanbang can provide layout drawings and installation guidance. Modules are positioned on the prepared foundation, connected, sealed and completed with electrical and service connections.
Please provide destination country, unit quantity, site plan, required rooms, insulation option, interior finish, electrical standard, delivery schedule and whether installation support is required.
Wanbang has two production bases covering approximately 120,000 square meters. The production process includes material preparation, galvanized steel-frame assembly, wall and roof installation, interior finishing and final inspection.
Production safety and quality control procedures are used throughout manufacturing. Buyers can confirm drawings, finish schedules and inspection requirements before mass production.


Send your site plan, required office rooms, destination and delivery schedule for a customized layout and quotation.
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