A worker checks the rail at the construction site of the Golmud-Korla Railway in northwest China's Xinjiang Uygur Autonomous Region, July 18, 2020. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner. (Photos: Xinhua)

A builder works at the construction site of the Golmud-Korla Railway in northwest China's Xinjiang Uygur Autonomous Region, July 18, 2020. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner.

Aerial photo taken on July 18, 2020 shows the Golmud-Korla Railway under construction in northwest China's Xinjiang Uygur Autonomous Region. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner.

A worker directs the operation at the construction site of the Golmud-Korla Railway in northwest China's Xinjiang Uygur Autonomous Region, July 18, 2020. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner.

A worker measures wind speed at the construction site of the Golmud-Korla Railway in northwest China's Xinjiang Uygur Autonomous Region, July 18, 2020. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner.

A builder works at the construction site of the Golmud-Korla Railway in northwest China's Xinjiang Uygur Autonomous Region, July 18, 2020. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner.

A worker directs the operation at the construction site of the Golmud-Korla Railway in northwest China's Xinjiang Uygur Autonomous Region, July 18, 2020. The Golmud-Korla Railway links Golmud in northwest China's Qinghai Province and Korla in Xinjiang. At present, the construction of the railway in Xinjiang is progressing in an orderly manner.