Aerial photo taken on May 4, 2019 shows farmers collecting baby Chinese cabbages at a vegetable planting base in Yingbei Village of Linze Township, Gaoyou, east China's Jiangsu Province. Farmers have been busy with agricultural production in the farming season around Lixia, a solar term in the Chinese calendar which signifies the beginning of summer. (Xinhua/Shen Dongbing)