Huai'er grows in Sophora japonica L,Locust and Pteroceltis tatarinowii trees,it is polyporaceae fungal fruiting fungus tied. The pileus of huai'er is arch,just as ear-shaped,and it is called Huai' er as it has been found growing in Sophora japonica which Chinese calls it ' huai tree' in ancient China. In recent years,it has been found that huai' er has the effect of anti-tumor and immune regulation and so on. Huaiqi-huang granule is a new kind of fungi drugs,combined by huai' er,medlar and rhizoma polygonat...