What is the warranty or after-sales service?

We provide excellent after-sales services supported by professional engineers and advanced technology.

What materials are used for the main frame?

The main steel frame is made of Q345B Welding H Beam and high-strength steel.

High Rise Building Steel Frame Structure Office Hotel Construction

Name: High Rise Building Steel Frame Structure Office Hotel Construction
Brand: Gaomi Wantai Steel Structure Engineering Co., Ltd.
SKU: 756355362

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

US$60.00-100.00

1,000 Square Meters

Product profile

Customization

Available

Connection Form

Bolt Connection

Type

Light Section Steel

Model NO.

WT-F-100

Standard

GB, ASTM, DIN, JIS, AISI, BS

Trademark

Carbon Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel For Building Structure

High-Strength Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wallboard

Application

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

Transport Package

Container Transport

Specification

L*W*H

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.

ISO and SGS Certified: Holds ISO9001:2015, ISO14001:2015, SGS, and BV certifications for quality assurance.

High-Strength Steel Frame: Main frame uses Q345B Welding H Beam and high-strength steel for durability.

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

Large Production Capacity: Factory covers 260,000 sqm with an annual export capacity of 50,000 tons.

Comprehensive Component Set: Includes purlins, bracing, roof panels, wall panels, doors, and windows.

Professional Engineering Team: Backed by 10 R&D engineers and professional staff for design and support.

100% Quality Inspection: Strict 100% visual inspection for finished products with traceable 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: ≤3.42h

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.