The invention relates to traditional Chinese medicine composition for treating chronic nephritis and renal insufficiency. The traditional Chinese medicine composition is prepared from the following substances in parts by weight: 18-22 parts of rhubarb, 12-30 parts of mole crickets, 10-15 parts of centipedes, 40-50 parts of radix pseudostellariae, 25-35 parts of coastal glehnia roots, 23-30 parts of ophiopogon japonicas, 6-8 parts of Chinese magnoliavine fruits, 30-40 parts of milkvetch roots, 20-25 parts of Chinese angelica, 20-25 parts of stir-fried largehead atractylodes rhizomes, 20-25 parts of poria cocos, 20-25 parts of dried tangerine peels, 20-25 parts of uncooked coix seeds, 20-25 parts of common macrocarpium fruits, 30-35 parts of Chinese taxillus herbs, 20-25 parts of stir-fried spina date seeds, 30-35 parts of spreading hedyotis herbs, 30-35 parts of honeysuckle flowers, 30-35 parts of charred triplet, 20-25 parts of rice beans, 20-25 parts of dandelions, 25-30 parts of glossy privet fruits. 25-30 parts of dodder seeds, 30-40 parts of fructus lycii, 20-30 parts of semen plantaginis, 20-30 parts of cherokee rose fruits and 30-40 parts of salvia miltiorrhiza. The traditional Chinese medicine composition takes effect quickly, the treatment course is short, the efficiency is high, the cost is low, and toxic and side effects are avoided.