What certifications do your products have?

Our products are certified with CE, ISO 9001: 2008, SGS, and BV.

What insulation options are available for the roof and walls?

Options include color corrugated steel sheet, EPS sandwich panel, rock wool, PU, and glass wool.

How does the structure handle wind and seismic loads?

The design ensures the building can resist heavy winds up to 120km/h and earthquakes of magnitude 8.

China Factory Prefabricated Prefab Steel Structure Building Construction Project

Name: China Factory Prefabricated Prefab Steel Structure Building Construction Project
Brand: Gaomi Wantai Steel Structure Engineering Co., Ltd.
SKU: 869400715

Shandong, ChinaGaomi Wantai Steel Structure Engineering Co., Ltd.

US$65.00-95.00

200 Square Meters

Product profile

Customization

Available

Connection Form

Welded Connection

Main Structure

H Section Steel as Column and Beam

Model NO.

WT-WH-001

Roof/Wall Material

Sandwich Panel/Corrugated Steel Sheet

Door

Sliding Sandwich Panel Door

Certificate

SGS/ISO/BV

Type

Light Section Steel

Standard

GB, ASTM, DIN, JIS, AISI, BS

Steel Type

Carbon Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Beam

Type of Steel For Building Structure

H-Section Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wallboard

Application

Steel Workshop

Transport Package

Seaworthy Package for Steel Structure Workshop

Specification

Customized

Trademark

WANTAI

Origin

Shandong, China

HS Code

9406900090

Production Capacity

5000ton/Month

Key features

High-Quality Steel Materials: Main frame uses Q235/Q345B H-section steel with anti-corrosion painting.

Flexible Customization: Offers full customization including designs, minor changes, and flexible options.

Robust Wind & Earthquake Resistance: Designed to withstand 120km/h winds and 8-grade earthquakes.

Certified Quality Assurance: Products hold CE, ISO 9001: 2008, SGS, and BV certificates.

Versatile Cladding Options: Roof and walls available in color corrugated steel, EPS, rock wool, PU, or glass wool.

Professional Manufacturing: Factory with 260,000 sqm area and 50,000 tons annual output capacity.

Complete One-Stop Service: Includes design, manufacture, installation, and after-sales support.

100% Product Inspection: Strict visual inspection and traceability for all raw materials.

Company profile

Experienced TeamImporters and Exporters

Gaomi Wantai Steel Structure Engineering Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.27h

AI-Powered supplier vetting

SummaryWan Tai appears to be a manufacturer and engineering-service supplier focused on steel structures, warehouses, metal processing, building materials, and related equipment. It reports one-stop design, manufacturing, installation, and after-service, with documented corrective-action and complaint-handling procedures. The supplier offers OEM, ODM, and multiple levels of customization, and reports new products within the past year. Production evidence includes steel structure and steel warehouse output of 50,000 tons each, export markets across several regions, and a broad range of metal-processing equipment. However, the provided information does not establish certifications, financial strength, named customer cases, or a complete supplier classification. The stated absence of an SDK is a limitation only for SDK-related innovation requirements.

Supplier typeThe supplier’s stated scope covers metal structure manufacturing and sales, steel rolling, insulation materials, construction-related products, equipment, and engineering management. This supports classification as a manufacturer with construction and engineering-related supply capabilities, although the slices do not provide a formal legal or industry supplier classification.

After-Sales capabilityThe supplier describes a one-stop service covering installation and after-service. It also reports clear procedures and followed records for corrective and preventive actions and customer complaint handling, providing explicit evidence of structured after-sales support.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating product-development activity. However, it explicitly reports no available SDK, so the evidence supports general R&D capability but not SDK-based innovation capability.

Production capacityThe supplier lists extensive production equipment, including laser and flame cutting, shot blasting, drilling, shearing, punching, rotary disc steel cutting, and weld-flaw detection. It reports 50,000 tons of steel-structure output and 50,000 tons of steel-warehouse output, with stated lead times of 2–3 months in both off-peak and peak seasons.

Customization capabilityBoth R&D and design-capability records list customization from designs, minor customization, flexible customization, and full customization. The supplier also reports ODM services, directly supporting broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and has exported products to more than 60 countries. These statements indicate market and brand-related experience, but no specific customer names, projects, or verifiable case details are supplied.