An aerial view of farmland in Chengqiao township on Chongming Island. The island district of Shanghai will host the 2021 China Flower Expo. (Photos: China Daily)

Endangered black-faced spoonbills are seen at Dongtan wetland on the eastern coast of Chongming Island.

Chongming Smart Ecological Conservatory covers 20 hectares in Chongming's Gangyan township.