The invention discloses a traditional Chinese medicine for treating thin endometrium. The traditional Chinese medicine is prepared from the following raw materials in parts by weight: 8-18 parts of ligusticum wallichii, 6-15 parts of ginseng, 10-25 parts of white peony roots, 20-35 parts of curcuma zedoary, 3-18 parts of pericarpium citri reticulatae viride, 20-35 parts of liquorice, 15-30 parts of cinnamon, 17-35 parts of radix achyranthis bidentatae, 5-12 parts of sweet potatoes, 10-20 parts of Chinese yam, 4-18 parts of radix rehmanniae preparata, 13-25 parts of fructus evodiae, 6-19 parts of fructus psoraleae, 11-22 parts of eucommia ulmoides, 6-24 parts of glossy privet fruits, 15-25 parts of eclipta, 6-18 parts of herba epimedii, 17-36 parts of semen cuscutae, 5-50 parts of herba taxilli, 18-35 parts of radix dipsaci, 20-40 parts of colla corii asini, 18-45 parts of angelica sinensis and 6-22 parts of rhizoma corydalis. The traditional Chinese medicine is reasonable in prescription, simple in preparation technology, fast to take effect, safe and free of toxic or side effect; working of a human endocrine system is accelerated; hormone secretion required for repairing endometrium is promoted; and the endometrium is gradually restored into the normal level.