Photo taken on Dec. 23, 2019 shows the newly upgraded cableway across the Yangtze River waiting for passengers in southwest China's Chongqing. A passenger cableway across the Yangtze River in Chongqing reopened after an upgrade, according to its operator. (Xinhua/Tang Yi)

Photo taken on Dec. 23, 2019 shows a view of the cableway across the Yangtze River in southwest China's Chongqing. A passenger cableway across the Yangtze River in Chongqing reopened after an upgrade, according to its operator. (Xinhua/Tang Yi)

Photo taken on Dec. 23, 2019 shows a view of the cableway across the Yangtze River in southwest China's Chongqing. A passenger cableway across the Yangtze River in Chongqing reopened after an upgrade, according to its operator. (Xinhua/Tang Yi)

Photo taken on Dec. 23, 2019 shows a view of the cableway across the Yangtze River in southwest China's Chongqing. A passenger cableway across the Yangtze River in Chongqing reopened after an upgrade, according to its operator. (Xinhua/Tang Yi)

Passengers line up to enter the car of the cableway across the Yangtze River in southwest China's Chongqing, Dec. 23, 2019. A passenger cableway across the Yangtze River in Chongqing reopened after an upgrade, according to its operator. (Xinhua/Tang Yi)

Photo taken on Dec. 23, 2019 shows a view of the cableway across the Yangtze River in southwest China's Chongqing. A passenger cableway across the Yangtze River in Chongqing reopened after an upgrade, according to its operator. (Xinhua/Tang Yi)