Aerial photo taken on Feb. 24, 2020 shows flowering cherry blossoms at the Chenshan Botanical Garden in Shanghai, east China. (Xinhua/Fang Zhe)

Aerial photo taken on Feb. 24, 2020 shows flowering cherry blossoms at the Chenshan Botanical Garden in Shanghai, east China. (Xinhua/Fang Zhe)

Photo taken on Feb. 24, 2020 shows a bee flying among flowering cherry blossoms at the Chenshan Botanical Garden in Shanghai, east China. (Xinhua/Fang Zhe)

Photo taken on Feb. 24, 2020 shows flowering cherry blossoms at the Chenshan Botanical Garden in Shanghai, east China. (Xinhua/Fang Zhe)

Photo taken on Feb. 24, 2020 shows flowering cherry blossoms at the Chenshan Botanical Garden in Shanghai, east China. (Xinhua/Fang Zhe)

Aerial photo taken on Feb. 24, 2020 shows flowering cherry blossoms at the Chenshan Botanical Garden in Shanghai, east China. (Xinhua/Fang Zhe)