Aerial photo taken on Aug. 3, 2018 shows the view of Ningdong Energy and Chemical Industry Base in northwest China's Ningxia Hui Autonomous Region. (Xinhua/Wang Peng)
Aerial photo taken on Aug. 3, 2018 shows the industrial park of the coal-to-liquid (CTL) project of the state-owned Shenhua Ningxia Coal Industry Group in northwest China's Ningxia Hui Autonomous Region.
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