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Quick Details

  • Place of Origin: Beijing, China (Mainland)
  • Brand Name: DUOWEI
  • Model Number: Steel Structure
  • Product: Prefab Warehouse
  • Material: Light Steel Frame
  • Type: Q235B and Q345B
  • Drawing Design: AUTOCAD AND PKPM
  • Color: galvanized and painted

Packaging & Delivery

Packaging Details steel frame packing , pallet packing or according to your requirements
Delivery Time 15 days after prepayment
Company Information


We are Duowei Union Group, one of the leading PEB manufactures in China. With more than 30 years of steel structure fabrication and 7 production bases, we are proud of the quality reputation we've earned as the steel and metallic panels producer of choice for international projects like office, hotel, warehouse, factory, hangar, gymnasium, high rise buildings ,prefabricated house and etc.


Duowei Union Group has been awarded with many high-level certificates such as State Qualification Class-A for Construction Engineering Design, Qualification Class A for Steel Structure Design, Qualification for Professional Manufacturing of Steel Structure, Quality Management System ISO 9001:2008, Environmental Management System GB/T 24001-2004/ISO14001:2004, Occupational Health and Safety Management System GB/T 28001-2011/OHSAS 18001:2007, FM Approval and GOST Certificate.


As a leader in the industry for innovation, we have the capacity, technology and experience to ensure your next steel structure building to be an aesthetic and durable landmark.


Besides the total solution of steel structure, we also provide good quality of truss floor deck, PU sandwich panel, rock/glass wool sandwich panel, EPS sandwich panel, color steel corrugated sheet, c/z purlin and etc. Please kindly let us know which kind of materials you need and some basic project information so that we could advise with the suitable proposition and follow up with professional and dedicate service.




Product Description


Our company supply all kinds of steel structure, include steel warehouse, steel showroom, steel workshop and building, etc.


1. Prefabricated components and customized design, flexible division, beautiful appearance, high space efficiency, easy to maintenance.

2. Easy to assemble, superior in quality and moderate in price

3. We are steel structural project construction contract first grade qualification enterprise, processed by the Ministry of Construction.

4. We build following custom's requirements, length, width, height, other descriptions.

5. Carbon structural steel: Q195, Q215, Q235, Q255, Q275, Q345, etc.

6. This is built to be a workshop, with crane beam and support for other facilities.

7. Manufacture with high quality control. Engineer helps to instruct installation

8. Main materails:H beam/C purlin/Z purlin/sandwich panel/corrugated steel sheet.

9. Life:over 50 years.

10. less environmental damage and pollution, alteration and removal easy, materials recovery and recycling rate high.

11. steel has good ductility, seismic performance and damage to light, because it is easy to be processed and repaired.

12. Use light roof and wall structure, and its support of high strength steel materials.

13. Durable, easy to maintain, fire-resistant, and can resist inclement weather.

14. If you have some projects like that, you just need to provide us with a detailed drawing. We will calculate all the materials, and quote you a price.

15. The photos are some of the steel structure projects that our company made for both at home and abroad. We are looking forward to receiving your good ideas or response in respect of the intention to establish equal and mutual benefit business relations with you and warm welcome our sincerely friends visit our companies and communicated the brightfuture of the steel structure together.




steel structure pedestrian bridge
1.material:carbon section steel such as H steel,channel steel, L beam, RHS,Round tube

steel structure pedestrian bridge


1.Strictly quality control by 100% inspection

2.Small quantity acceptable

3.Competitive price

4.Short delivery time

5.Convenient traffic near Qingdao Port


Our company specializing in mechanical parts and fabrication service over 10 years, occupying 70 thousand square meters. As one of technology leaders, we continue to experience rapid growth in various ways. In addition to CE and BV mark of the products, we have won quality certificate in accordance with ISO 9001:2008 rules.

Main products

metal fabrication, moulds, auto parts, fifth wheel, lift platform, garage, hardware, crane parts


carbon steel, stainless steel, aluminum alloy, copper



Surface finishing

zinc plating, hot dipped galvanized, powder coat, e-coat, polishing,chrome plated,nickel plated

Advanced equipments

2000T hydraulic press machine,1600T hydraulic press machine, CNC machinery center, CNC laser-cut machine, CNC flame-cut machine, CNC bending machine, CNC boring machine, punching machine, Welding robot, powder coat finishing line,plasma cutting machine, hacksaw cutting machine, rolling machine and so on.




Packaging & Shipping


In general, for steel structure , we use the steel frame packing to keep goods not to be broken . For sandwich panel and color steel sheet, we use the factory packing which is suited to transport. if clients require , also can use the steel frame packing or according to customers’ requirements.

Sea transport: ISO containers 20GP and 40HQ

Payment terms: T/T and L/C at sight based on FOB and CNF ,CIF




Our Services


1. Professional design and engineering team: Full solution for site camp design. We could make the design for whole camp as per your requirement.


2. Procurement and Manufacture for all material for prefabricated building. We have a professional procurement team to make sure all the materials are with good quality. And our factory operation under ISO standard, to make sure the fabrication works with high technology.


3. Site management & Installation supervision, We could send our engineers to help for the installation supervision, you just need to prepare a team which know normal construction works will be OK.


4. Engineer guider : When construction need , we can arrange engineer guider to help you , and also offer detail construction drawings for you .


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