This aerial photo taken on Dec. 19, 2023 shows a service area along the Guanzhuang-Xinhua expressway in central China's Hunan Province. The expressway, connecting Huaihua, Changde, Yiyang and Loudi cities, was officially put into operation on Tuesday. The expressway has a length of 76.581 kilometers and a total of 106 bridges and 22 tunnels. (Xinhua/Chen Sihan)

This aerial photo taken on Dec. 19, 2023 shows a grand bridge of the Guanzhuang-Xinhua expressway in central China's Hunan Province. The expressway, connecting Huaihua, Changde, Yiyang and Loudi cities, was officially put into operation on Tuesday. The expressway has a length of 76.581 kilometers and a total of 106 bridges and 22 tunnels. (Xinhua/Chen Sihan)

A staff member works at a toll station of the Guanzhuang-Xinhua expressway in central China's Hunan Province, Dec. 19, 2023. The expressway, connecting Huaihua, Changde, Yiyang and Loudi cities, was officially put into operation on Tuesday. The expressway has a length of 76.581 kilometers and a total of 106 bridges and 22 tunnels. (Xinhua/Chen Sihan)

This aerial photo taken on Dec. 19, 2023 shows cars running on the Guanzhuang-Xinhua expressway in central China's Hunan Province. The expressway, connecting Huaihua, Changde, Yiyang and Loudi cities, was officially put into operation on Tuesday. The expressway has a length of 76.581 kilometers and a total of 106 bridges and 22 tunnels. (Xinhua/Chen Sihan)

This aerial photo taken on Dec. 19, 2023 shows a grand bridge of the Guanzhuang-Xinhua expressway in central China's Hunan Province. The expressway, connecting Huaihua, Changde, Yiyang and Loudi cities, was officially put into operation on Tuesday. The expressway has a length of 76.581 kilometers and a total of 106 bridges and 22 tunnels. (Xinhua/Chen Sihan)

This aerial photo taken on Dec. 19, 2023 shows cars running on the Guanzhuang-Xinhua expressway in central China's Hunan Province. The expressway, connecting Huaihua, Changde, Yiyang and Loudi cities, was officially put into operation on Tuesday. The expressway has a length of 76.581 kilometers and a total of 106 bridges and 22 tunnels. (Xinhua/Chen Sihan)

Source: Xinhua