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A farmer dries wheat in the sun in Xinglongdian Village of Zunhua City, north China's Hebei Province, June 21, 2018. Thursday marked the summer solstice, the northern hemisphere's longest day of the year. (Xinhua/Liu Mancang)
A farmer dries wheat in the sun in Xinglongdian Village of Zunhua City, north China's Hebei Province, June 21, 2018. Thursday marked the summer solstice, the northern hemisphere's longest day of the year. (Xinhua/Liu Mancang)