Photo shows the Alashankou Railway Station in Alashankou City, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2018. (Xinhua/Zhao Ge)

Tourists visit the Sayram Lake in Bole City, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2018. (Xinhua/Zhao Ge)

Tourists visit the Sayram Lake in Bole City, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2018. (Xinhua/Zhao Ge)

Aerial photo shows a view of the Sayram Lake in Bole City, northwest China's Xinjiang Uygur Autonomous Region, July 5, 2018. (Xinhua/Zhao Ge)