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in-House Steel Structure Framed Building Structural Steel Truss Prefab Construction
US$50.00
600-999 Square Meters
US$25.00
1,000+ Square Meters
Product profile
Customization
AvailableAfter-sales Service
1 YearConnection Form
Rivet ConnectionModel NO.
GMConstruction Member
Steel ColumnGrade
Carbon Structural SteelMolding Method
Cold Drawn SteelResidential Wall Structure
Bottom Wall BeamStandard
AISISteel Type
Cold Forming Sectional SteelStructure
Steel StructureSurface
Painting and Hot DIP GalvanizedSize
CustomizedSteel Grade
Q345b / Q235OEM
AcceptRoof
Sandwich Panel / Steel SheetWall
Sandwich Panel / Steel SheetWindow
Allinum Alloy / PVCDoor
Sliding Door / Roller DoorVentilator
CustomizedPurlin Section
C / Z SectionUse Life
30-50 YearsBeam
Welded / Hot RolledSkylight Belt
CustomizedShop Drawing
Provide by UsProduction Cycle
30-40 DaysTransport Package
Steel Frame Protect If NeedSpecification
Q235 Q345Trademark
GemaisenOrigin
Qingdao, ChinaHS Code
7308900000Production Capacity
5000t Per YearKey features
Customized Dimensions: Size is fully customizable to meet specific project requirements.
Customized Surface Treatment: Options include painting and hot-dip galvanizing for enhanced corrosion resistance.
Long Service Life: Designed for a lifespan of 30 to 50 years with minimal maintenance.
Customized Steel Grade: Available in Q345b or Q235 grades to suit structural needs.
Flexible Design Solutions: Personalized design for size, span, load capacity, and layout.
Fast Production Cycle: Standard production cycle ranges from 30 to 40 days.
High Strength & Stability: Constructed with Q235B/Q355B steel to resist wind, snow, and earthquakes.
Comprehensive Support: Free installation drawings and optional engineer dispatch for on-site guidance.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2015-08-17Nearest Port: QINGDAOAverage Response Time: ≤4.63hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
AI-Powered supplier vetting
SummaryQingdao Gemsun Steel Structure Co., Ltd. is a private Chinese manufacturer/factory based in Jimo, Qingdao, Shandong, supplying steel structures, warehouses, buildings, workshops, mobile houses, and related prefabricated products. It reports annual steel-structure productivity of 5,000 tons and derives 90% of total sales from exports, with exporting activity beginning in 2015. The supplier provides OEM and ODM services and supports full customization, but reports no available SDK and no new products during the past year. ISO 9001:2015 certification and recent regular fire drills are stated. Service-management documentation is weak: supplier assessment and corrective/preventive-action procedures lack written records, and complaint handling has a procedure but no written records. No overseas warehouse, showroom, agent, branch, or overseas service coverage is reported. Financial data is represented only by years rather than substantive indicators and therefore cannot establish financial credibility.
Supplier typeThe supplier is identified as a private limited company and a manufacturer/factory located in Jimo, Qingdao, China. Its stated business and product scope covers steel structures, steel buildings, warehouses, workshops, mobile houses, container houses, hangars, and prefabricated buildings.
CertificationsThe supplier states that it holds an ISO 9001:2015 certificate. This is explicit evidence of a quality-management certification, although no additional certifications are identified in the provided information.
After-Sales capabilityThe supplier reports a customer-complaint procedure, but has no written complaint records; supplier service-capability assessment and corrective/preventive-action procedures also lack written procedures or records. It has no overseas warehouse, showroom, agent, branch, or overseas service coverage, although it reports one-month lead times and participation in an offline trade show.
Production capacityThe supplier identifies itself as a manufacturer/factory and reports annual steel-structure productivity of 5,000 tons. Its broad product scope and 90% export-sales share indicate established production and export activity in steel-structure products.
Customization capabilityThe supplier explicitly provides OEM services for well-known brands, ODM services, customization from designs, and full customization. These statements directly support a broad customization capability.
Product Q&A
Q:Are you a manufacturer or a trading company?
A:
We are a manufacturing factory. We own the largest Hot Dip Galvanize Bath in Qingdao and welcome inspections.
Q:Is your price competitive?
A:
Our goal is to offer the best price for the same quality and the best quality for the same price, doing everything to reduce your costs.
Q:Do you provide installation services?
A:
We provide detailed installation drawings and directions for free. We can also send engineers as installation directors or teams.
Q:Do you accept container loading inspections?
A:
Yes, you are welcome to send an inspector for container loading or at any time during the production process.
Q:What materials are used for the steel structure?
A:
Main frames use Q235 or Q345 steel. Wall and roof panels include insulated sandwich panels or single corrugated steel sheets.
Send Inquiry
*To:
Qingdao Gemsun Steel Structure Co., Ltd.
Qingdao Gemsun Steel Structure Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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