Photo taken on early May 8, 2021 shows the construction site of a swivel bridge along the Beijing-Guangzhou railway of the expansion project of the Fengtai railway station in Beijing, capital of China. The girder of this swivel bridge rotated 33 degrees counter-clockwise on Saturday to its targeted position, which laid a solid ground for the completion of the expansion project before the end of this year. (Xinhua/Zhang Chenlin)
