WMO "honor day" kicks off at horticultural expo

Photo taken on May 11, 2019 shows a model of FY-4 static meteorological satellite in World Meteorological Organization (WMO) Garden during the "WMO Honorary Day" theme event held as part of the Beijing International Horticultural Exhibition in Yanqing District in Beijing, capital of China, May 11, 2019. (Xinhua/Ju Huanzong)