Rice water weevil, Lissorhoptrus oryzophilus Kuschel, an important invasive pest of rice in China,seriously affects yield and quality of rice. Status and advance of domestic researches on rice water weevil in recentyears were reviewed in the paper, which focused on its distribution, migration and diapause, forecasting tech-niques, spatial pattern of population distribution, field sampling techniques, molecular biology, damage and inte-grated control method. The directions of research in the future were also prospected.