At present, the number of diabetic patients in China and even in the world is increasing greatly, especially for diabetic complications, there is no effective treatment in the world. This Tang Ning Tongluo is a Miao medicine preparation developed by Guizhou Bailing Enterprise Group to treat type II diabetes and its complications in the process of long-term protection, collection and collation of Guizhou Miao folk prescriptions. 20 14 Up to now, Tangning Tongluo can effectively reduce the level of glycosylated hemoglobin, which is similar to that of first-line drugs, and it is safe and well tolerated. In February this year, it won the support of state administration of traditional chinese medicine. The research results of this national project will benefit more diabetics.