Since reforming and opening, the Hebei Province foxtail millet planting area is constantly reduce, foxtail millet planting regional changes from the province of large area planted to the current regional planting, area reduction and regional change are very obvious. In this paper, in order to researching foxtail millet area reduction and regional change situation, through chart analysis, summarized and osculating value model of qualitative and quantitative analysis of millet growing region of Hebei Province changes. Conclusion showed that, less investment in research and policy support, a single consumer product demand, the rapid development of other staple crops, labor migration, relatively less effective and physiological characteristics of the millet itself, this factor effect foxtail millet regional change. Then put forward the suggestion that increased research support, strengthen the scientific research strength, R & D deep processing products and expand consumer groups, improve the millet policy support, thoroughbred allowance, developing a variety of types of machinery, increase the millet production technology training.