Workers work at the construction site of a bridge of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region, Sept. 25, 2020. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Photo taken on Sept. 25, 2020 shows the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Aerial photo taken on Sept. 25, 2020 shows workers working at the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

A machine lays railway tracks at the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region, Sept. 25, 2020. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Aerial photo taken on Sept. 25, 2020 shows workers working at the construction site of a bridge of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Aerial photo taken on Sept. 25, 2020 shows workers laying tracks at the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Aerial photo taken on Sept. 25, 2020 shows workers working at the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

A worker lays railway tracks at the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region, Sept. 25, 2020. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Aerial photo taken on Sept. 25, 2020 shows sand barriers along the Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Workers work at the construction site of a bridge of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region, Sept. 25, 2020. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)

Workers lay railway tracks at the construction site of Hotan-Ruoqiang railway in northwest China's Xinjiang Uygur Autonomous Region, Sept. 25, 2020. With a total length of about 825 kilometers, the railway is an important part of the train loop of the Tarim Basin. (Xinhua/Hu Huhu)