There are two rail traffic lines intersected in Si Gongli, one platform in a railway station and the transfer parts are two oval body, and the transfer parts vertically extending two ranks of shorter body mass from two sides, each line of the entrance and export both last rounded body mass .The use of arc glass walls and the metal frame, making the overall shape futuristic, science and technology.

　　两条轨道交通交汇于四公里处，一条线路的站台与换乘部位作出两个椭圆体，换乘部位椭圆体垂直两端延伸出两列较矮体量，各自线路的进站口与出站口均有圆形体块延续。弧线玻璃幕墙以及金属框架的运用，使得整体造型赋予未来感、科技感。