The invention discloses a Chinese medicinal composition for treating pelvic inflammation and a preparation method thereof. The Chinese medicinal composition of the invention mainly comprises the following raw materials: lightyellow sophora root, figwort root, gardenia, dandelion, violet, weeping forsythia, divaricate saposhnikovia root, root of rehmannia, sinkiang arnebia root, vine root, plaster, rhizoma anemarrhenae, reed rhizome, cogongrass rhizome, mongolian snakegourd root, common lophatherum herb, coptis, ash bark, cotex dictamni, dahurian patrinia herb, tree peony bark, root-bark of Chinese wolfberry, costus root, India madder root, rosewood heart wood, szechuan lovage rhizome, tuber, root of red-rooted salvia, motherwort and the like. The Chinese medicinal composition of the invention can be prepared into any one common oral preparation by the conventional Chinese medicinal preparation method. The Chinese medicinal composition can obviously improve pelvic inflammations, including symptoms such as endometritis, salpingitis, tubo-ovarian abscesses, pelvic peritonitis, salpingitis, salpingo oophoritis and the like, and has definite clinical therapeutic effect, obvious therapeutic effect and quick response. The Chinese medicinal composition of the invention also has the advantages of low cost, basically no toxic or side effect and the like.