Is it difficult to assemble the room?

Not at all. As long as you can use electric tools, you can build a house independently according to the construction drawings

Sturdy Galvanized Steel Double Wing Prefabricated House Design

Name: Sturdy Galvanized Steel Double Wing Prefabricated House Design
Brand: Tianjin Evermore International Co., Ltd.
SKU: 2251458035

Tianjin, ChinaTianjin Evermore International Co., Ltd.

US$3,499.00-8,999.00

1 Set

Product profile

Customization

Available

After-sales Service

Support Video Installation

Material

Sandwich Panel

Name

Double Wing Expansion House

Framework

Galvanized Steel Material

Types of

Customizable

Decoration

Composite

Floor Thickness

15mm Sandwich Panel

Warranty

a Year

Usage

Dormitories, Warehouse, Villa, Temporary Offices

Certification

CE, ISO, SGS Certificate

Customized

Transport Package

with Load-Bearing Wheels and Plastic Film Packagin

Specification

5900*L6300*W2480*H

Trademark

Yijia

Origin

Hebei, China

HS Code

9406900090

Production Capacity

30000units/Year

Key features

Fully Equipped Interior: Includes restroom, shower, water heater, AC, and electrical wiring like a star-rated hotel.

High Seismic Resistance: 100% steel frame structure with Grade 8 earthquake and Grade 11 wind resistance.

Rapid Installation: Easy assembly by 2-3 people in 15-20 minutes without welding or floor requirements.

Customizable Design: Supports customization of colors, styles, terrace, and roof shapes according to needs.

Durable Materials: Galvanized steel frame with 75mm EPS or rock wool sandwich panels for waterproofing.

Space Efficient: Foldable double-wing design maximizes usable area while minimizing footprint for transport.

Direct Manufacturer: Factory direct sales avoiding intermediaries, offering discounted prices and OEM/ODM.

Long Service Life: Designed for 20-30 years of usage duration with high interface fit and strength.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

Tianjin Evermore International Co., Ltd.

Tianjin, 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: 1.5 year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.51h

AI-Powered supplier vetting

SummaryThe supplier is a comprehensive trading and manufacturing company focused on prefab and container-based buildings, with stated own factories and experience in design, production, and sales. It offers broad customization and OEM/ODM services, maintains written inspection and supplier-management procedures, and holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications. However, it reports no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agent, or branch, and no participation in offline trade shows. Its R&D record is limited: no SDK is available and no new product was reported in the past year. Exporting experience is stated as three years, with peak-season lead time of one month and off-season lead time within 15 working days. No cooperation with Fortune 500 companies is reported.

Supplier typeThe supplier describes itself as a comprehensive trading company integrating design, production, and sales, with stated own factories. Its overseas service footprint is limited: it reports zero countries served and no overseas agents or branches.

CertificationsThe supplier explicitly reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. Product compliance certification is only categorized as “Others,” without named standards or certificates.

R&D capabilityThe supplier offers ODM services and broad design-based customization, but reports no available SDK and no new products during the past year. These records show design-service capability but also a stated limitation in recent product innovation.

Production capacityThe supplier states that it has own factories and covers design, production, and sales, with in-stock capability and written inspection procedures. However, it also reports no valid contract with affiliated subcontractors, so the contractual basis for all manufacturing capacity is incomplete.

Customization capabilityThe supplier explicitly supports customization from samples and designs, full, minor, and flexible customization, and provides ODM services. This is direct evidence of broad customization coverage.

Product Q&A

Q:How to make the payment?

TT and letter of credit are acceptable, and we will be even more grateful to TT. 30% deposit before production and 70% balance before TT loading.

Q:What is the delivery time?

This depends on the order quantity. Generally speaking, the delivery time will be within 15 to 30 days.

Q:How to ship?

Ocean container loading

Q:How to install it?

We will provide you with installation instructions and videos, and if necessary, we will send technical personnel to assist you. However, visa fees, airfare, accommodation, and wages will be provided by the buyer.

Q:How do you ensure the quality of the product?

Strict product quality control enables quality to achieve the future. This is the purpose of our factory. Every product in our factory has strict testing procedures and must achieve 100% quality before delivery.