Winter is coming: Frost's Descent marked across China

A farmer works in the field in Danzhai County, southwest China's Guizhou Province, Oct. 23, 2017. Frost's Descent is the 18th solar term. As the last solar term in autumn, Frost's Descent signifies the upcoming winter. Days around Frost's Descent are harvest time for most crops. (Xinhua/Huang Xiaohai)