Photo taken on July 6, 2016 shows a light show during a light festival in Zhangjiakou, north China's Hebei Province. More than 3,000 LED lights here created a dreamy world. (Photo/Xinhua)
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Photo taken on July 6, 2016 shows a light show during a light festival in Zhangjiakou, north China's Hebei Province. More than 3,000 LED lights here created a dreamy world. (Photo/Xinhua)
