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Photo taken on Feb. 15, 2019 shows the snow-covered Yangbian section of the Great Wall in Huailai County, north China's Hebei Province, Feb. 15, 2019. (Xinhua/Wu Diansen)
Photo taken on Feb. 15, 2019 shows the snow-covered Yangbian section of the Great Wall in Huailai County, north China's Hebei Province, Feb. 15, 2019. (Xinhua/Wu Diansen)