The invention discloses down-feather lining. The down-feather lining is prepared from components including, by weight, 5-10 parts of goose feather, 5-10 parts of duck feather, 5-10 parts of chicken feather, 40-60 parts of polyester fiber, 20-30 parts of cotton fiber, 1-3 parts of bamboo fiber, 1-3 parts of silk and 1-4 parts of wood cellulose fiber. The production method of filler includes mixing processing of down feather, the bamboo fiber and the filler. Through filling of various materials, a quilt produced with the filler has breathability of the down feather and close-fit comfortableness of a cotton quilt, investment is lowered by the filler materials, weight of the quilt is increased, and close-fit warmth is achieved; the filler produced from the method is clean and free of pollution and is mixed fully.