From the physical and biological perspective, the methods, principles and characteristics of technologies of improving the quality of brown rice were introduced in the article. Present status and advance of studies on technologies of edible quality improvement for brown rice were overviewed. Synergy technology is also proposed to apply to the improvement of edible quality of brown rice. Combining other technologies and germination technology would become the development tendency. At the same time, the existing problems in the quality improvement of brown rice are also pointed out.