The application discloses a traditional Chinese medicine composition for treating of type 2 diabetes, comprising the following raw materials: wild Descolor Cinquefoil Herb, wild Rhizoma imperatae, wild Root and Rhizome of Japanese Climbing Fern, Ginseng leaf (over 7 years), wild Rough Melic, wild Vitex negundo L., Morus alba L., green tea, wild auricularia, corn silk, dandelion root. The traditional Chinese medicine composition of the application is suitable for patients with type 2 diabetes and complications of type 2 diabetes, which has no adverse reactions and stable curative effect.