
Aerial photo taken on March 28, 2022 shows the scenery of a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province. (Xinhua/Ji Chunpeng)

Aerial photo taken on March 28, 2022 shows the scenery of a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province. (Xinhua/Ji Chunpeng)

Aerial photo taken on March 28, 2022 shows the scenery of a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province. (Xinhua/Ji Chunpeng)

Aerial photo taken on March 28, 2022 shows the scenery of a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province. (Xinhua/Ji Chunpeng)

Aerial photo taken on March 28, 2022 shows the scenery of a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province. (Xinhua/Ji Chunpeng)

People enjoy themselves in a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province, March 28, 2022. (Xinhua/Zhu Xudong)

Aerial photo taken on March 28, 2022 shows the scenery of a cole flower field in Gaochun District of Nanjing, east China's Jiangsu Province. (Xinhua/Ji Chunpeng)