Photo taken on Jan. 3, 2017 shows a view of fog-bound Wuxi City, east China's Jiangsu Province. A red alert for fog in large parts of China was issued by the National Meteorological Center on Tuesday. (Xinhua/Tang Yi)
Photo taken on Jan. 3, 2017 shows a view of fog-bound Wuxi City, east China's Jiangsu Province. A red alert for fog in large parts of China was issued by the National Meteorological Center on Tuesday. (Xinhua/Tang Yi)