1, industrial buildings, new energy construction, railway construction, bridges, municipal construction, environmental protection projects, urban public facilities, smart grid, "three networks in one", marine engineering, petrochemical, water conservancy construction, geological exploration, fire protection, communications, military engineering and earthquake relief construction units;

2, large-span industrial plants, warehouses, cold storage, high-rise buildings, office buildings, multi-storey car parks, stadiums, schools, hospitals, airport terminals, cargo yards, sheds, and other related projects construction, survey, design, construction, engineering supervision units;

3、Builders associations, research institutes, engineering consultant companies, industrial park management committees, government departments;

4、Steel structure industry chain product manufacturers and purchasers.