In this aerial photo taken on May 8, 2018, farmers rake harvested mulberries during a drying process in Zhongyang Village of Dagong Township in Hai'an County, east China's Jiangsu Province. In Hai'an County, the harvest season of mulberries begins in early summer. After being dried, the mulberry fruits are sold as ingredients for traditional Chinese medicine and serve as a major source of income for local farmers. (Xinhua/Xiang Zhonglin)