HOME >> International Trade


International Trade

International Trade



Duowei Union Group makes use of 10 steel structure and prefabricated metal enclosure manufacturing bases in China and has developed an international network that has led to massive steel engineering projects in more than 50 countries and regions around the world.


Duowei Union group has built up the most brilliant qualification strategy platform for the steel structure industry in China, each of its qualification leading the van in the entire industry.

It is also the first steel structure company that has gained the National Architectural Engineering Design Qualification Class-A. Having conducted a full acquisition of the Century Housau Architectural Design Co., Ltd, the group has become the first of its kind equipped with comprehensive design capabilities in China’s steel structure industry.

One of the first enterprises gaining the certificates of Class A General Contractor for Housing Construction Project, Class A Professional Designer of steel structures, State-certified Class A Professional Contractor, and Class A Manufacturer of Steel Structure, Duowei Union group has also been certified by the International Organization for Quality System, Environmental Management System, and Occupational Health and Safety Management System Certificate.

Service System

The business scope of Duowei steel structure covers integrated design, special steel structure design, processing and manufacturing, project construction, after-sale service etc., with related special qualifications. According to different customer requirements, not only the Turnkey Project can be done independently initiated from the design stage, but also the sub-divisional services can be provided to different owners or customers by coordinated with the general contractor.

Product System

Duowei as the system integrator of steel structure products, it achieved the continuous improvement of both steel structure and sandwich panels. The products include steel structure skeleton, purlins, new model glasswool sandwich panels, polyurethane sandwich panels, profiled steel sheets, and various wall, roof, floor deck etc. The products achieved full range of series, standardization, industrialization and automation.