Birds fly freely at the Chongming Dongtan National Nature Reserve in Shanghai late last month.[Photo by Gao Erqiang/China Daily] As the spring arrives, migratory birds are heading to their annual ...

The "one belt" runs from north to south, covering the important coastal wetlands of the Liaohe River and the Yellow River estuaries, Yancheng City of Jiangsu Province, the Yangtze River estuary, the ...