The main building of Nanjing Railway Station is made up of concrete structure and the roof and curtain wall made up of steel structure.
南京火车站主站房主体结构采用混凝土结构，屋盖及幕墙支承体系采用钢结构。
2
The roof system of Shanghai South Railway Station has three layers and the polycarbonate sheet layer in the middle is the key to the success of the building.
上海铁路南站屋面系统采用三层构造，中层的聚碳酸脂板是屋面系统成功与否的关键。
3
The roof structure of non-platform-column canopy of New Guangzhou Railway Station is a complex large-span space structure.