The invention provides a method and device for promoting the reproduction of mandarin ducks. Aiming at the technical defect in the field that the difficulty for artificial reproduction of the mandarinducks is very high, the inventor carries out deep researches on a plurality of factors including living habits, groupment, foods and benefits of the mandarin ducks to disclose the method and device for promoting the reproduction of the mandarin ducks. The reproduction of the mandarin ducks is remarkably promoted through optimizing an artificial feeding environment, and the sustainability of population development is maintained.