Visitors are seen at the Zhejiang Garden during the "Zhejiang Day" theme event at the Beijing International Horticultural Exhibition in Yanqing District, Beijing, capital of China, June 6, 2019. The Beijing International Horticultural Exhibition will display Zhejiang's achievements in ecological development with a Zhejiang Day theme event from June 6 to 8. (Xinhua/Ren Chao)