Is it waterproof and wind resistant?

Yes, it features a fully sealed structure and galvanized frame, resisting Grade 10-11 winds and heavy rain in extreme climates.

What applications is it suitable for?

It is ideal for construction site offices, labor camps, holiday villas, granny flats, emergency disaster relief, and mobile clinics.

What information is needed for quotation?

Please send us your preferred layout, required quantity, destination port, and any specific local electrical or building standards.

Folding Portable Expandable House for Subway Construction Site with Secure Locking Doors

Name: Folding Portable Expandable House for Subway Construction Site with Secure Locking Doors
Brand: Shandong Derun Green Building Integrated House Co., Ltd.
SKU: 2181909542

Shandong, ChinaShandong Derun Green Building Integrated House Co., Ltd.

US$3,000.00

1-9 Sets

US$2,000.00

10+ Sets

Product specifications

20ft

30ft

40ft

Product profile

Customization

Available

After-sales Service

Provide Installation Flow Diagrams

Scale

Medium

Model NO.

5900*6300*2480

Type

Brand Exclusive Shop, Convenience Store, Cupermarket, Department Store, Discount Store, Pecialized Store, Selection Shop, Shopping Mall, Unnanned Store, Warehouse Club

Use

Granny Flat

Install

Comprehensive Trace

Warranty

3 Years

Service Life

More Than 30 Years

Wall

Thickness 50mm 75mm 100mm

Steel Structure

2.5mm 3.0mm Galvanized Steel Fram

Transport Package

Container

Specification

5900*6300*2480mm

Trademark

derunlvjian

Origin

China

HS Code

9406900090

Production Capacity

100 Sets Perday

Key features

Total Customization: Flexible layouts, 20+ color options, and OEM branding available.

Fast Installation: 90% pre-assembled; expands to full size in 10-15 minutes.

Regional Compliance: Electrical and plumbing customized to local standards (UL/CE/AS/NZS).

Cost-Saving Shipping: Foldable design allows 2 units per 40HQ container, cutting freight costs by 50%.

High Durability: Galvanized steel frame resistant to Earthquake Grade 8 and Wind Grade 10.

Superior Insulation: 75mm PU or Rockwool panels for excellent thermal and sound insulation.

Long Service Life: Main frame lifespan exceeds 20 years with anti-corrosion coating.

Comprehensive Warranty: 10-year warranty on structural frame and 2-year warranty on interior fittings.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedQuality Assurance

Shandong Derun Green Building Integrated House Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 YearsNearest Port: Qingdao Port, Rizhao Port, Ningbo PortAverage Response Time: ≤1.15h

About Our Factory & Business Background

AddressWeifang, Shandong, China

Plant Area12643 square meters

Number of Employees52

Registered Capital10,000,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram

International Commercial Terms(Incoterms)FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Set

Supply Chain Partners20

Our Production Capability & Technical Expertise

Main ProductsExpandable Container House, Flat Packed Container House, Detachable Container House, Folding Container House, Creative Container House, Apple Cabin

Production Lines10

Production MachinesForming Line, Welding Line, CoSpraying Linenfidential

QA/QC inspectors2 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers8 people

Traceability of Raw MaterialsYes

Own BrandYes