The first train of the Hotan-Ruoqiang Railway pulls out of Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. The last section of a 2,712-km rail loop line around China's largest desert, the Taklimakan, in the country's northwesternmost Xinjiang Uygur Autonomous Region was put into operation on Thursday. The opening of the Hotan-Ruoqiang rail line will enable trains to skirt a full circle around a desert for the first time in the world, according to the China State Railway Group Co., Ltd. (China Railway). [Photo by Ding Lei/Xinhua]

Aerial photo taken on May 19, 2022 shows the windbreaks including grass grids, shrubs and trees along the Hotan-Ruoqiang Railway in northwest China's Xinjiang Uygur Autonomous Region. [Photo by Ding Lei/Xinhua]

Aerial photo taken on May 18, 2022 shows the Qarqan River super major bridge along the Hotan-Ruoqiang Railway in northwest China's Xinjiang Uygur Autonomous Region. [Photo by Ding Lei/Xinhua]

Aerial photo taken on May 19, 2022 shows a super major bridge along the Hotan-Ruoqiang Railway in northwest China's Xinjiang Uygur Autonomous Region. [Photo by Ding Lei/Xinhua]

Aerial photo taken on Sept. 4, 2019 shows the construction site of the Hotan-Ruoqiang Railway in northwest China's Xinjiang Uygur Autonomous Region. [Photo/Xinhua]

The first train of Hotan-Ruoqiang Railway is ready to pull out of Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

The first Hotan-Ruoqiang Railway passenger train (L) and cargo train are ready to pull out of Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

Passengers aboard the first train of the Hotan-Ruoqiang Railway show their train tickets in northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

Staff members of China Railway 11th Bureau Group Co. Ltd. pose for a group photo in front of the first train of the Hotan-Ruoqiang Railway at Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

A train attendant makes the bed on the first train of the Hotan-Ruoqiang Railway at Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

Passengers board the first train of the Hotan-Ruoqiang Railway at Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

Passengers walk to board the first train of the Hotan-Ruoqiang Railway at Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]

Train attendants gear up for the departure of the first train of the Hotan-Ruoqiang Railway at Hotan Railway Station in Hotan, northwest China's Xinjiang Uygur Autonomous Region, June 16, 2022. [Photo by Ding Lei/Xinhua]