China's largest lowland alpine wetland Sanjiang Wetland is located in Fuyuan, more than 50 rivers and rivers in Sanjiang Wetland, more than 200 lakes, 26 Jiangxin Island, wildlife resources are very rich, is the largest area in the northeast end of China, the most typical lowland alpine wetland with original style, It is also an important passageway, stop and breeding habitat for birds in Northeast Asia. Sanjiang Wetlands are the main protected object to form Sanjiang Nature Reserve. It was listed in the List of Wetlands of International Importance in January 2002. This is the "minimum" of the original marsh landscape of Sanjiang Plain in Northeast China.