The invention discloses a traditional Chinese medicine composition for treating child bronchopneumonia and a preparing method thereof. The traditional Chinese medicine composition is prepared from, by weight, 3 parts to 19 parts of fritillaria cirrhosa, 10 parts to 30 parts of scorched hawthorn fruits, 10 parts to 20 parts of immature bitter oranges, 5 parts to 20 parts of trichosanthes kirilowii, 6 parts to 12 parts of folium eriobotryae, 4 parts to 10 parts of semen raphani, 3 parts to 10 parts of semen lepidii, 5 parts to 15 parts of fructus forsythiae, 12 parts to 14 parts of mangnolia officinalis, 4 parts to 8 parts of periostracum cicadas, 15 parts to 33 parts of pear peels, 10 parts to 20 parts of Chinese dates, 8 parts to 17 parts of folium artemisiae argyi, 5 parts to 10 parts of lotus seeds, 5 parts to 13 parts of aloe and 7 parts to 13 parts of folium mori. The traditional Chinese medicine composition is prepared by mixing the traditional Chinese medicinal materials in a certain weight proportion, the multiple medicinal materials are properly matched, finally granules convenient to take are prepared, and the prepared granules have the effects of dispelling cold, facilitating the lung, clearing the lung and eliminating phlegm; the treatment effect on the pneumonia is good, the effect taking speed is high, safe and reliable effects are achieved, the toxic and side effects are low, taking is easy, and the good treatment effect is achieved on the child bronchopneumonia, bronchopneumonia and asthma. The preparing technology of the medicine composition is simple and suitable for industrial mass production.