The invention discloses a traditional Chinese medicine tincture for treating chilblain and a preparation method thereof. The traditional Chinese medicine tincture is prepared from the following raw materials in parts by weight: 8 to 13 parts of mulberry twig, 6 to 12 parts of galium verum, 9 to 13 parts of Korean raspberry root, 5 to 10 parts of root and bark of lokao buckthorn, 3 to 12 parts of alligator weed, 4 to 9 parts of begonia fimbristipula, 6 to 11 parts of walnut oil, 4 to 10 parts of euonymus bungeanus, 7 to 11 parts of ammopiptanthus mongolicus, 9 to 12 parts of herpetospermum pedunculosum, 6 to 13 parts of solanum surattense, 4 to 11 parts of circaea lutetiana, 3 to 9 parts of strophanthus divaricatus, 5 to 8 parts of herb of nightshadeleaf ironweed, and 7 to 10 parts of longstamen loosestrife herb. The tincture is safe, does not have any side effect, can shorten the cure time, has the functions of dispelling wind, reliving itch, removing toxin, eliminating swelling, warming and tonifying kidney yang, activating blood, freeing collaterals, relaxing muscle, dissipating stasis, removing sore-toxin, promoting wound healing, promoting tissue regeneration, and relieving pains, can promote the blood circulation in the chilblain parts, regulate internal secretion, and promote the tissue regeneration of skin tissue, and finally cures chilblain. Moreover, after the treatment, the relapse is difficult, and no pigment or scar is left.