This plain includes Songnan Plain in north, Liaohe Plain in the south and Shanjiang Plain in the northeast.
It is suitable for mechanized farming, and huge areas are planted with wheat, corn, soy beans, rice, sugar beets, sunflowers. There are very few trees on this landscape that have not been planted, typically poplars in long rows along roads, or on either side of the train tracks. Also, there are not many fences on the landscape, no long running fences, though there are many wooden or stone fences adjacent to the houses. There are also much wetland, vast marshes, and many areas that are subject to flooding.