1) Wetland of China 
Jiandao, also known in Korean as Gando, refers to a small piece of marsh land between the Yanbian Korean Autonomous Prefecture and Helong in Jilin, Northeast China. The original Chinese name of Jiandao is Jiajiang({zh|c=假江|p=Jiájiāng}). Another way to define Jiandao was provided by the Imperial Japan in early 20th century. An expanding Japan...