Aerial photo taken on Dec 1, 2021 shows the junction of railway bridges in Guiyang city, Southwest China's Guizhou province. Guizhou, with 92.5 percent of its area covered by mountains and hills, has built over 20,000 bridges since late 1970s. [Photo/Xinhua]
Aerial photo taken on Dec 1, 2021 shows the junction of railway bridges in Guiyang city, Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Dec 1, 2021 shows the junction of railway bridges in Guiyang city, Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 28, 2021 shows the Beipanjiang Bridge in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 28, 2021 shows the Beipanjiang Bridge in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 27, 2021 shows the Balinghe Bridge in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 27, 2021 shows the Balinghe Bridge in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 25, 2021 shows the Pingtang Bridge, a major connection on the Pingtang-Luodian Expressway, in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 25, 2021 shows the Pingtang Bridge, a major connection on the Pingtang-Luodian Expressway, in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 25, 2021 shows the Pingtang Bridge, a major connection on the Pingtang-Luodian Expressway, in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 24, 2021 shows Wujiang River Bridge in Zunyi city, Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 26, 2021 shows the Yachihe Bridge of Guiyang-Qianxi Expressway in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 26, 2021 shows the Yachihe Bridge of Guiyang-Qianxi Expressway in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 26, 2021 shows the Yachihe Bridge of Guiyang-Qianxi Expressway in Southwest China's Guizhou province. [Photo/Xinhua]
Aerial photo taken on Nov 30, 2021 shows Qianchun Overpass in Guiyang, Southwest China's Guizhou province. [Photo/Xinhua]
