The invention belongs to the technical field of medicines and particularly relates to a traditional Chinese medicine for treating gastrointestinal hypofunction after abdominal operations and a preparation method of the traditional Chinese medicine. The traditional Chinese medicine for treating the gastrointestinal hypofunction after the abdominal operations comprises raw traditional Chinese medicinal materials in parts by weight as follows: 3-9 parts of liquorice, 6-12 parts of rhizoma pinellinae praeparata, 6-12 parts of tuckahoe, 6-12 parts of toasted almonds, 9-15 parts of parched white peony roots, 6-12 parts of exocarpium citri rubrum, 15-25 parts of radix polygoni multiflori preparata, 6-12 parts of cortex moutan radicis, 6-12 parts of fructus liquidambaris, 6-12 parts of platycladi seeds, 6-12 parts of rhiaoma iridis tectori, 6-12 parts of red peony root, 3-9 parts of golden cypress, 6-12 parts of hedyotis diffusa, 9-21 parts of sesame, 6-12 parts of cistanche salsa, 6-12 parts of fingered citron, 9-15 parts of angelica sinensis, 9-15 parts of astragalus and 9-15 parts of barbary wolfberry fruit. The traditional Chinese medicine has functions of liver soothing, qi tonifying, spleen strengthening, lung and stomach clearing and through regulating and is clinically applied to the gastrointestinal hypofunction after the abdominal operations, such as poor appetite, abdominal distension, difficult defecation, emesis and the like.