1. One-stop service:
Total solution for projects; 3D model design; design drawing and construction drawing; online technical support; after service: return and replacement.
2. Well-equipped factory:
Our own factory patented packaging and convenient transportation save you from worries.
3. High-quality products:
Our own professional research & development team and the QC team guarantee that our customers will receive products with perfect welding and accurate dimensions.
4. Rich experience:
Our products have been exported to America, Russia, Saudi Arabia, Canada, Romania, Oman, Jamaica, Bolivia, Poland, Malta, British, Philippines, Japan, South Africa and so on.
5. Constantly develop:
We have been devoted to research & development of steel structure buildings. And we constantly renovate technology to improve the wind- and rain- resistance performance of the products. So their life-span can be enlarged and it helps accomplish the most cost-effective effect for our customers.

Our highly experienced teams are committed to bringing successful projects to our clients. We deliver cost-effective solutions that mitigates risks while maximizing business value. We really boast of suitable designs and high-quality products. You can find our own professional research & development team and the QC team guarantee that our customers will receive products with perfect welding and accurate dimensions.

We keep promoting products with highest cost performance and longest life span, and exploring the limits of construction management optimization.We have been devoted to research & development of steel structure buildings. And we constantly renovate technology to improve the wind- and rain- resistance performance of the products. So their life-span can be enlarged and it helps accomplish the most cost-effective effect for our customers.

As an industrial building manufacturer, our experts deeply understand customers' need for aesthetic satisfaction. We apply our knowledge and experience of steel building to deliver multiple options of various metal sheet and sandwich panel with different insulation materials to approach better looking building appearance.
LJ Steel Structure building technical specifications | |
Main steel structure | Q235, Q355B steel, Welded H type, I type, Box type frames |
Surface Treatment | Sa2.5 grade shot blasting, Alkyd painting, or Epoxy zinc-rich painting, or Galvanization according customers' requirements |
Purlins | C section, Z section profiles, Electro-galvanized, 40g/m2, 60g/m2, 90g/m2, 275g/m2, according customers' requirements |
Bracing system | Including Cross brace, Column brace, Knee brace, Batter brace, Tie bar etc. |
Wall & Roof cladding system | Single corrugated galvanized metal sheet, or Insulated sandwich panels, such as Rockwool, Fiberglass, EPS, PU etc. |
Doors | Electric Roller shutter door, or Sliding door, or Singe open / Double open door |
Windows | UPVC / Aluminum windows |
Rainspout system | Galvanized gutter, UPVC down pipes |
Fittings & Accessories | Anchor bolt, High-strength bolt, Screw, Trip plate, Sealing glue etc. |

We customized products for customers according to:
Lj steel structure buildings :
We believe in win-win business. With rich experience, patented production technology, the company constantly improve the product life span performance to realize the long-term investment value for customers.
With patented packaging technology, we make the loading process of heavy steel safe and fast, so customers can easily and safely unload the goods to ensure they are intact.
Hopefully we can have a chance to serve you. We believe you will like our quality and service.

We focus on the details of products; even though it is a screw or a waterproof node, the engineers will carry out matching design.





We specialize in creation of hiqh-quality Steel structure Warehouse.Workshop, High-rise steel frame building and Container house for Labocamp, Worker dormitory, Site office, Shower container, Toilet containeretc. We provide our time-tested steel building to clients in the sectors ofOil &Gas, Mining, Energy, Infrastructure and Construction projects. LJSteel Structure built his reputation upon Profession,Reliabilitvy and Service.
Headquartered in Weifang, China, with a factory area of more than66,000 square meters and a registered capital of CNY50 Million, aftelmore than a decade of development, LJ Steel Structure has strongechnical strength and comprehensive product lines, supported by ourdedicated teams with more than 10vears extensive knowledge of PrefabSteel Building, LJ Steel Structure has completed 100+ projects in morethan 30 countries. With the brand-building concept, LJ Steel Structurehas built long lasting partnerships with different international companiesas well as organizations & government.
Q1: Is your company a factory or trading company?
A: We are manufacturer with foreign trade department, so you can get competitive price as well as professional service.
Q2: What are your main products?
A: We provide steel structure warehouse, workshop, chicken house, prefab house, container house, garage, aircraft hangar, sandwich panels and other construction materials.
Q3: What's the quality assurance you provide and how do you make quality control?
A: Quality-first is our core value. LJ Steel structure quality assurance team and quality control team have developed a rigorous quality inspection system based on ISO9001. Testing Laboratory guarantees qualified raw materials and high-standard product.
Q4: Do you offer installation guidance on site?
A: Yes, we provide one-stop service of installation, supervision and training by extra. We can send our professional technical engineers to supervise overseas installation.
Q5: What should I provide to get a complete quotation?
A: Please provide information of building dimensions, insulation material, local wind speed and snow load. Then we can make careful design and give competitive quotation.
Q6: What kind of drawing will you provide?
A: Plan drawing, elevation drawing, sectional drawing, foundation drawing and installation drawing.
Q7: How many colors do your sandwich panels have?
A: White grey, dark grey, sea blue, red and customised colors according to your requirements.
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