The invention discloses a traditional Chinese medicine composition for treating chronic colitis, which is prepared from the following crude drugs by weight: 10g of atractylodes macrocephala, 10g of orange peel, 10g of szechwan chinaberry fruits, 10g of dangshen, 10g of radix aconite carmichaeli, 10g of magnolia officinalis, 10g of platycodon grandiflorum, 10g of radix aucklandiae, 12g of atractylodes lancea, 12g of angelica sinensis, 15g of tuckahoe, 15g of radix astragali, 20g of radix paeoniae alba, 25g of pulsatilla chinensis, 6g of liquorice, 6g of coptis roots and 3g of cinnamon. The traditional Chinese medicine composition can play roles in eliminating blood stasis and stopping pain, strengthening the spleen and stomach, warming Yang and invigorating Qi as well as reducing internal heat and checking diarrhea and has the advantages of good curative effect, short treatment course, medication safety, economy and reliability and the like.