What are the typical lead times for production?

The average lead time is 1-3 months, regardless of whether it is peak season or off-season.

What types of panels are used for roofing and walls?

Roofing uses sea-blue rock wool color steel composite plates, and walls use white-gray composite wall panels.

Where is the factory located and what is the nearest port?

The factory is located in Gaomi City, Weifang, Shandong, China, with Qingdao Port as the nearest export port.

Factory Structural Construction Prefabricated Building

Name: Factory Structural Construction Prefabricated Building
Brand: Gaomi Wantai Steel Structure Engineering Co., Ltd.
SKU: 756090232

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

Negotiable

1 Piece

Product profile

Customization

Available

Type

H-Section Steel

Standard

GB, ASTM

Model NO.

WT-F-52

Trademark

Carbon Structural Steel

Forming

Hot-Rolled Steel

Connection Form

Bolt Connection

Member

Steel Beam

Type of Steel For Building Structure

High-Strength Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wall Support

Application

Steel Workshop, Steel Structure Platform, Steel Fabricated House, Structural Roofing, Frame Part, Steel Walkway and Floor

After-sales Service

on Site Guiding

Warranty

5 Years

Transport Package

Container Transport

Specification

as Per Clients Requirement

Trademark

Wantai

Origin

China

HS Code

94069000

Production Capacity

50000 Tons/Year

Key features

12 Years Manufacturing Experience: Specialized in steel structure buildings, workshops, and bridges for over a decade.

High-Strength Steel Materials: Main frame uses Q345B welding H-beam; structure utilizes Q235 high-strength steel.

Comprehensive Safety Certifications: Holds ISO9001:2015, ISO14001:2015, SGS, and BV certifications for quality assurance.

5-Year Warranty Coverage: Provides a 5-year warranty with on-site guiding after-sales service support.

Full Customization Options: Offers full customization, minor customization, and flexible design adaptation.

Large-Scale Production Capacity: Exports 50,000 tons of steel structures annually with a 260,000 sqm factory area.

Complete Component Supply: Includes main frames, purlins, panels, doors, windows, and all necessary accessories.

100% Finished Product Inspection: Rigorous visual inspection process ensures every product meets strict quality standards.

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: ≤3.72h

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.