Photo taken on April 2, 2020 shows the spring scenery of Slender West Lake in Yangzhou, east China's Jiansu Province. (Xinhua/Li Bo)

Aerial photo taken on April 1, 2020 shows the spring scenery of Slender West Lake in Yangzhou, east China's Jiansu Province. (Xinhua/Ji Chunpeng)

Aerial photo taken on April 2, 2020 shows the spring scenery of Slender West Lake in Yangzhou, east China's Jiansu Province. (Xinhua/Li Bo)