1.Portal frame structure has simple force, clear force transmission path, and fast construction speed. It is widely used in industrial and civil buildings such as industrial, commercial, cultural, and entertainment public facilities.
2.Steel building frame structures are flexible and can form a larger space. It is widely used in the multi-story and high-rise building such as commercial office building, shopping mall, conference center and other buildings.
3.Steel truss structure is using small cross-section tube to form larger cross-section components, which are often used in industrial and civil buildings such as large span roof, bridge, tower, marine oil production platform, etc., with large span or height in the building.
4.The steel grid structure is a high-order statically indeterminate space structure composed of many rods according to certain rules with small space stress, lightweight, high rigidity, and excellent seismic resistance. It can be used as a gymnasium, exhibition hall, petrol station and hangars, etc.