The invention discloses a traditional Chinese medicine composition for treating stomach trouble and a preparation method of granules and capsules of the traditional Chinese medicine composition, and belongs to the technical field of traditional Chinese medicines. According to the theory of traditional Chinese medicine of qi-stagnation and blood stasis, the traditional Chinese medicine composition is subjected to reasonable compatibility of active pharmaceutical ingredients according to the principle of monarch, minister, assistant and guide, uses cuttle bone and fritillaria thun-bergli as monarch medicines, uses radix pseudostellariae and astragalus membranaceus as minister medicines, uses rhizoma corydalis, pseudo-ginseng, fructus amomi, radix paeoniae alba, angelica sinensis, bletilla, combined spicebush root, sculellaria barbata, pericarpium citri reticulatae and fruit of trifoliate orange as assistant medicines, and uses a licorice reconciled medicine as a guide medicine. The monarch medicines, the minister medicines, the assistant medicines and the guide medicines are combined for generating a good effect, and the traditional Chinese medicine composition has curative effects of reinforcing qi, nourishing yin, invigorating blood circulation and alleviating pain, and can effectively improve symptoms such as gastric abscess, hyperacidity and ulcer bleeding of patients with chronic gastritis and peptic ulcer. The traditional Chinese medicine composition combines regulation with treatment, is accurate in curative effect on chronic gastritis and peptic ulcer and fast in effectiveness, is safe and reliable, has no toxic or side effect, and can really achieve the purpose of treating both manifestation and root cause of the disease.