What after-sales support is provided?

We provide 24/7 online support, professional installation guides, and engineers available for communication at any time.

What are the standard dimensions available?

Standard sizes include 20ft (6058x2438x2896mm) and 40ft (11858x2438x2896mm) modules, with inner dimensions slightly smaller.

Where are your products delivered?

Products have been delivered globally to countries in Africa, America, Oceania, Europe, and Asia, including Sudan, USA, Australia, and UK.

Prefab/Prefabricated Cheap Steel Structure Two Storey Folding Container Classroom House

Name: Prefab/Prefabricated Cheap Steel Structure Two Storey Folding Container Classroom House
Brand: Qingdao Changhang Steel Structure Co., Ltd.
SKU: 750239452

Shandong, ChinaQingdao Changhang Steel Structure Co., Ltd.

US$2,200.00

1-9 Pieces

US$2,000.00

10-99 Pieces

US$1,900.00

100+ Pieces

Product profile

Customization

Available

Application

Frame Part

Material

Steel Structure

Model NO.

20ft 40ft

Type

Light Section Steel

Standard

GB, ASTM, DIN, JIS, AISI, BS

Forming

Hot-Rolled Steel

Connection Form

Bolt Connection

Member

Steel Column

Type of Steel for Building Structure

High-Strength Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wallboard

Suitable Temperature

-50 Centidegree to 50 Centidegree

Roof Sheet

Steel Sheet+ Sandwich Panel

Wall Sheet

EPS /PU Sandwich Panel

Color

Customized

Door

Steel/Glass Sliding Door

Windows

PVC or Aluminum Alloy Windows

Usage

Warehouse, Villa, Dormitories, Temporary Offices, Workshop, Warehouse, Villa, Dormitories, Temporary Offices, Workshop, Coffee Shop, Toilet, Camp

Certification

ISO, CE, ISO, Ce

Customized

Transport Package

Sea

Specification

20ft 40ft

Trademark

Changhang

Origin

Shangdong, China

HS Code

94069000

Production Capacity

1000sets/Month

Key features

Customizable Design: Color, size, and structure are fully customizable to meet specific project requirements.

High Structural Strength: Designed for 3-storey stacking with robust load-bearing capacity for floors and roofs.

Fast Delivery: Production and delivery completed within 20 to 30 days for efficient project timelines.

Certified Quality: ISO 9001, CE, SGS, and BV certified ensuring international quality standards.

Professional Support: 24/7 online support with professional installation guides and engineering assistance.

Durable Materials: Constructed with Q235/Q345B steel and sandwich panels for longevity and insulation.

Versatile Application: Suitable for dormitories, offices, warehouses, classrooms, and temporary shelters.

Global Experience: Projects delivered to over 20 countries across Africa, America, Europe, and Asia.

Company profile

Qingdao Changhang Steel Structure Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-01-15Nearest Port: Qingdao, ShanghangAverage Response Time: ≤8.56hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryChanghang is identified as a China-based limited company with both trading-company and manufacturer/factory classifications, offering steel structures, prefabricated and container houses, poultry farms, LGS villas, and related products. It reports ISO9001:2008 and CE certifications and SGS/BV inspection results. The supplier demonstrates professional technical, 3D design, SDK, and multiple customization capabilities. However, quality-control evidence is incomplete: test equipment is recorded as zero, quality assurance and traceability status are unknown, and complaint handling and corrective-action procedures lack written records. Financial records are indicated for multiple years, but the provided slices do not establish financial strength. No customer cases are provided.

Supplier typeThe supplier is described as a professional manufacturer and exporter, while its formal classifications include Trading Company and Manufacturer/Factory. Its stated scope covers steel structure engineering, prefabricated and container houses, LGS villas, poultry farms, and related wholesale activities.

CertificationsThe company description explicitly states ISO9001:2008 and CE certification and reports that it passed SGS and BV inspections. These statements provide direct evidence of certification and inspection credentials, although no certificate validity dates or copies are provided.

R&D capabilityThe supplier is identified as a professional technical supplier with 3D software design services, an available SDK, and one R&D engineer responsible for providing solutions according to customer demand. This supports technical development capability, but the limited stated R&D staffing and lack of documented innovation outcomes prevent a stronger assessment.

Production capacityThe company reports design, production, installation, and marketing of steel structures and related buildings, with a stated company area exceeding 50,000 square meters and warehouse area reaching 30,000 square meters. Nevertheless, the business-scope slice also states that certain products are not produced or installed at the listed location, so capability is established but site-specific production coverage is not fully clear.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with 3D software design services. This directly supports a broad range of customization options.