The invention discloses a traditional Chinese medicine composition for treating lung cancer. According to the traditional Chinese medicine composition, the living quality and survival rate can be improved. The raw material medicines consist of the following components: loquat kernel, lalang grass rhizome, exocarpium, apricot kernel, hickory, adenophora tetraphylla, radix glehniae, radix pseudostellariae, radix scrophulariae, radix ophiopogonis, semen litchi, rhizoma sparganii, curcuma zedoary, glossy privet fruit, fritillaria thun-bergli, astragalus, subprostrate sophora, pangolin, scutellaria baicalensis, cornu bubali, platycodon grandiflorum, rhizoma polygonati, pseudo-ginseng, lucid ganoderma, the root of bidentate achyranthes, selaginella doederleinii Hieron, asparagus, schisandra chinensis, oldenlandia diffusa and houttuynia cordata. The traditional Chinese medicine composition consists of multiple Chinese herbal medicines with an anti-cancer effect; compared with a general chemical medicine, the traditional Chinese medicine composition has the characteristic of small toxic or side effect, the anti-cancer effect is obvious, and the complication occurrence rate of the patient can be effectively reduced, so that the cure rate of the patient with lung cancer is improved.