What floor is the channel steel floor of China Railway Huguang Yijing?

6th floor,12nd floor,18th floor, 24th floor. The channel steel floor of the building is 6 floors, and the highest floor of China Railway Huguang Yijing is 26 floors. The 6th floor,12nd floor,18th floor and 24th floor of China Railway Huguang Yijing are channel steel floors. Channel steel layer refers to the ground paved with channel steel. Channel steel is divided into ordinary channel steel and light channel steel. Channel steel layer is a floor paved with channel steel, which is a long strip steel with a trough-shaped cross section. It belongs to carbon structural steel used in construction and machinery, and it belongs to complex section steel with trough cross section. Channel steel is mainly used in building structure, curtain wall engineering, mechanical equipment and vehicle manufacturing.