Western medicine often uses glucocorticoid, cytotoxic drugs and immunosuppressants to suppress immune and inflammatory reactions in the treatment of chronic nephritis, but it is easy to cause toxic and side effects. Our hospital adopts the unique therapy of "protecting the kidney by following the meridian" which has obtained the national patent technology, focusing on the external treatment of traditional Chinese medicine, stimulating the meridians and acupoints of the human body to take medicine, and rarely taking medicine and injections, which fundamentally solves the disadvantage of "three drugs are toxic" from the administration channel, and gives kidney treatment without damaging the kidney, so that the damaged glomerular basement membrane can be effectively recovered.