A patrol car is seen at the Baiyanghe wind power field in Turpan, northwest China's Xinjiang Uygur Autonomous Region, June 27, 2019. (Xinhua/Wang Fei)

　　Photo taken on Aug. 29, 2017 shows a wind power field in the countryside of Turpan, northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Wang Fei)

　　Photo taken on June 27, 2019 shows the Baiyanghe wind power field in Turpan, northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Wang Fei)

　　Aerial photo taken on June 27, 2019 shows the Baiyanghe wind power field in Turpan, northwest China's Xinjiang Uygur Autonomous Region. (Xinhua/Wang Fei)