This study conducted in-depth research and analysis on the maize industry in Northeast China. It is found that the pace of maize industry informatization in Northeast China is relatively slow, and there are some problems such as information asymmetry, information island and poor information flow. In order to promote the development of maize industry informatization in Northeast China, the corresponding measures are put forward. The results show that with the continuous advancement of maize industry informatization, the maize industry in Northeast China will achieve comprehensive quality and efficiency improvement, production, circulation and consumption links will be more efficient and intelligent, and realize the strong support of agricultural modernization and rural revitalization strategic goals.