Workers pick tea leaves at a tea garden in Gaofeng Village of Pingli County, northwest China's Shaanxi Province, March 25, 2018. Farmers are busy in harvesting tea leaves ahead of the Qingming Festival to produce the Mingqian (literally "pre-Qingming") tea, which are made of the very first tea sprouts in spring and considered to be of high quality. (Xinhua/Liu Xiao)