The invention discloses traditional Chinese medicine composition for treating bone fractures and a preparation method of the composition, and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine composition is prepared to form a formula according to the principle of the monarch, the minister, the assistant and the guide; in the formula, stir-fried frankincense, stir-fried myrrh, stir-fried eucommia, common club herb, canton love-pea vine, Chinese angelica, sappan wood, Chinese gall, pangolin scales and garden balsam stem act on hearts, livers and spleens, have effects of promoting blood circulation to arrest pain, removing swelling and promoting granulation and serve asthe monarch; Chinese flowering quince, stir-fried nux vomica, dragon's blood, earthworms, safflower, centipedes, scorpions, lonicera vines, dahurian angelica roots and cassia bark have effects of dispersing blood, stimulating the menstrual flow, removing stasis and relieving pain and serve as the minister; forged native copper, fortune's drynaria rhizome, ground beetles, dipsacus roots, crabs and twotoothachyranthes roots serve as the assistant and have effects of benefiting livers, tonifying kidneys and promoting reunion of fractured bones; citron fruits, fennel fruits and sliced turmeric have effects of promoting qi circulation to relieve pain and guiding medicines to disease sites and serve as the guide. All the medicines are combined for use, so that the composition has effects of promoting blood circulation, removing stasis, relaxing channels, dredging collaterals, relieving swelling and pain and strengthening tendons and bones, is mainly used for treating various bone fractures and has significant effects on the bone fractures, spondylitis, femoral head necrosis and the like.