What are the main structural components of the expansion cabin?

It includes the floor, walls, ceiling, windows, and furniture, with material and insulation performance consistent with the main body.

What maintenance is required for the sliding rails?

Regular cleaning to remove dust and sand is needed, followed by applying special lubricating grease to prevent sticking or wear.

What are the potential challenges of this double-expansion camper?

Challenges include higher cost, complex structure with more failure points, increased weight, and slightly weaker insulation at moving seams in extreme cold.

Modern Green Portable Mobile Steel Structure House with Luxury Interior

Name: Modern Green Portable Mobile Steel Structure House with Luxury Interior
Brand: Zhonglian Steel Supply Co., Ltd.
SKU: 1976348751

Shandong, ChinaZhonglian Steel Supply Co., Ltd.

US$5,500.00

2-7 Pieces

US$5,300.00

8+ Pieces

Product profile

Customization

Available

After-sales Service

Online Guidance for Maintenance

Application

Villa

Model NO.

KZX-001

Fast Installation

Standard Installation

Feature

Earthquake Resistant, Easily Movable, Eco-Friendliness, Flexibly Combinable, Leak Proof, Moisture Proof, Safe, Thermal Insulation, Waterproof, Wind Resistance

Material

Steel Structure

Area

20FT

Materials

Galvanized Steel Pipe

Weight

1.5ton

Internal Space

L5480*W6110*H2240

Folding Dimensions

L5900*W2200*H2480

Sealing Property

Waterproof and Anti-Corrosion

Spatial Efficiency

Foldable Transportation Has a Lower Cost.

Flexible Layout

Meet The Diverse Usage Requirements

Structure

Sturdy and Durable

Function

Easy Installation

Fully Equipped

Refined Decoration

Appearance

Aesthetically Pleasing Modern

Economy

Low Maintenance Cost

Environmental Protection

Green Environmental Protection Materials

Transport Package

Standard Transportation

Specification

L5900*W6260*H2480mm

Trademark

Origin

China

HS Code

9406900090

Production Capacity

1000

Key features

Double Expansion Design: Both sides extend outward simultaneously to significantly increase living space and comfort.

Standard Road Compliance: Retracted width returns to standard 2.5 meters for easy driving and turning on ordinary roads.

Electric Drive Mechanism: Controlled by buttons for simple one-click operation of expansion and retraction.

Comprehensive Sealing: Multiple waterproof and dust-proof sealing strips ensure tight closure and protection.

Flexible Layout Options: Meets diverse usage requirements with clearly divided functional areas like living and bedroom.

Eco-Friendly Materials: Constructed with green environmental protection materials and galvanized steel pipes.

OEM and ODM Services: Offers flexible, minor, and full customization options including design and sample-based customization.

Low Maintenance Cost: Designed for economy with refined decoration and durable structure.

Company profile

High Repeat Buyers ChoiceImporters and Exporters

Zhonglian Steel Supply Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.20h

AI-Powered supplier vetting

SummaryThe supplier operates across steel-related research, production, processing, sales, services, equipment, mechanical components, construction materials, and other products. It reports flexible, minor, full, design-based, and sample-based customization, but does not provide 3D software design services and is not identified as a professional technical supplier. Its finished products are checked by packing staff. No management-system certification, overseas showroom, overseas agent or branch, overseas service coverage, or offline trade-show participation is reported. Production information includes 1,000 space capsules and a stated one-month lead time in both off-peak and peak seasons, while the provided financial figures are zero and indicate limited financial evidence. Customer references include major domestic enterprises and construction-related organizations.

Supplier typeThe supplier describes its business as covering steel research and development, production, processing, sales, and service, while its registered scope also includes equipment, mechanical parts, metals, construction materials, supply-chain services, and import/export activities. This supports classification as a diversified industrial and steel-related supplier rather than a narrowly specialized technical supplier.

CertificationsThe supplier’s certification of management systems is explicitly listed as “NIL.” No certification evidence is provided, so the supplier does not demonstrate certification compliance in the available information.

Financial creditThe provided financial records for 2024 show zero operating revenue, operating cost, gross profit, and operating profit, and the prior two-year revenue is also shown as zero. These figures provide no positive evidence of operating financial strength and raise a material credibility concern, although the context does not explain whether the data is incomplete or represents actual performance.

R&D capabilityThe supplier is explicitly not a professional technical supplier, does not provide 3D software design services, and has no available SDK. Although its business description mentions steel research and development and it reports one year of R&D engineer experience, the available evidence does not demonstrate strong innovation infrastructure.

Production capacityThe supplier reports steel-related production and processing activities, broad mechanical and construction-material product coverage, an annual production-output entry of 1,000 space capsules, and one-month lead times in both seasons. These details support the existence of production-related capability, but the evidence is limited and does not fully establish scale across its broad business scope.

Customization capabilityThe supplier explicitly offers flexible customization, minor customization, full customization, customization from designs, and customization from samples. This is direct evidence of broad customization options, despite the absence of 3D software design services.

Client casesThe supplier identifies customer or business relationships involving China Aerospace, China Railway entities, Sinotruk, China State Construction-related organizations, Shandong Expressway, Zhongnan Construction, Vanke Real Estate, and BYD. It also reports long-term cooperation with multiple domestic steel mills, providing explicit evidence of notable domestic customer and partner references.

Product Q&A

Q:How does the double expansion design work?

Both sides of the camper extend outward simultaneously, instantly expanding the internal space, especially the central area, to create a spacious living room and separate bedroom.

Q:Is the vehicle compliant with road regulations when retracted?

Yes, when the expansion cabin is retracted, the width returns to the standard size of around 2.5 meters, facilitating driving and turning on ordinary roads.

Q:What is the operation method for the expansion mechanism?

It uses an electric motor drive controlled by dedicated buttons inside or outside the vehicle, allowing for simple one-click expansion and retraction.

Q:What are the safety requirements before driving?

The vehicle must only be driven after both expansion cabins are fully retracted and locked to ensure safety.

Q:What customization options are available?

We offer flexible customization, minor customization, full customization, and options to customize from designs or samples.