This aerial photo taken on Nov. 28, 2022 shows Zhongliangshan tunnel under construction at the Sichuan-Chongqing section of the Chongqing-Kunming high-speed railway in southwest China's Chongqing Municipality. The 699-kilometer-long Chongqing-Kunming high-speed railway with a designed speed of 350 kilometers per hour is a key constituent of the railway corridor linking China's capital Beijing and Kunming in southwest China's Yunnan Province. [Photo by Wang Quanchao/Xinhua]
Go to Forum >>0 Comment(s)