This aerial photo taken on May 16, 2023 shows farmers picking tea leaves at a tea garden in Wulian County of Rizhao City, east China's Shandong Province. In recent years, Wulian County has promoted the development of the tea industry, which has helped increase villagers' income and boost rural revitalization. Wulian County now has tea gardens covering a total area of 37,000 mu (about 2,466.7 hectares), with an annual output value of about 260 million yuan (about 37.3 million U.S. dollars). (Xinhua/Guo Xulei)