Aerial photo taken on Aug 27, 2019 shows a swivel railway bridge of Beijing-Xiongan intercity high-speed railway after being rotated to its targeted position across the Tianjin-Baoding high-speed railway in Xiongan New Area, North China's Hebei province. (Photos: Xinhua)

Aerial photo taken on Aug 27, 2019 shows a swivel railway bridge of Beijing-Xiongan intercity high-speed railway after being rotated to its targeted position across the Tianjin-Baoding high-speed railway in Xiongan New Area, North China's Hebei province.

Aerial photo taken on Aug 27, 2019 shows two separate parts of a swivel railway bridge of Beijing-Xiongan intercity high-speed railway soon to be rotated to their targeted positions across the Tianjin-Baoding high-speed railway in Xiongan New Area, North China's Hebei province.

Aerial photo taken on Aug 26, 2019 shows two separate parts of a swivel railway bridge of Beijing-Xiongan intercity high-speed railway before being rotated to their targeted positions across the Tianjin-Baoding high-speed railway in Xiongan New Area, North China's Hebei province.

A railway builder works at the construction site of a swivel railway bridge of Beijing-Xiongan intercity high-speed railway while the bridge is being rotated to its targeted position across the Tianjin-Baoding high-speed railway in Xiongan New Area, North China's Hebei province, Aug 27, 2019.