Phellinus igniarius is born on the trunk of broad-leaved trees such as poplar and willow. Distributed in North China, Northwest China, Heilongjiang, Jilin, Taiwan Province, Guangdong, Sichuan, Yunnan, Tibet and other places. Chinese medicine believes that Phellinus linteus tastes slightly bitter and cold. Enter the liver and kidney meridians. Has the effects of promoting blood circulation, stopping bleeding, detoxicating and stopping diarrhea. Can be used for treating metrorrhagia, stranguria, proctoptosis, diarrhea, leukorrhagia, amenorrhea, stagnation, alcoholism, diarrhea due to spleen deficiency, etc. It can be taken by decoction, medicine, powder and external use. Modern research has found that the effective components in Phellinus igniarius have the functions of inhibiting sweat gland secretion, anti-fibrosis, anti-oxidation and analgesia.