The invention relates to the field of animal fur treatment, in particular to a method for imitating white fox fur from blue fox fur. , wetting agent and ferrous sulfate mixed solution soaking; hydrogen peroxide and other substances mixed solution for bleaching; and then after deferrification, reduction whitening, retanning and fatliquoring, drying. The method for imitating white fox fur of blue fox fur provided by the present invention first treats the tip of the guard hair of blue fox fur with Weijia iced tea agent B, so that the scale layer of the guard hair of blue fox fur is more thoroughly opened, and then undergoes specific Medium treatment, and then use hydrogen peroxide to bleach with other substances. The amount of hydrogen peroxide used is small. Through gradual bleaching, the purpose of hair protection is achieved, and the best bleaching effect of bleaching without harming the hair is achieved. The final white fox fur obtained is pure white, with less damage to the quilt, and the white fox fur imitated by the blue fox fur is more realistic, the quilt has a more three-dimensional effect, and is of high quality.