Photo taken on October 30 shows a herd of milu deer wandering around the wetland in Yancheng, Jiangsu Province. (CFP Photo)

Yancheng was recognized as one of international wetland cities at the 14th Meeting of the Conference of the Contracting Parties (COP14) to the Ramsar Convention on Wetlands on November 5, with its main venue in Wuhan City and a parallel session in Geneva, Switzerland.