Eupolyphaga sinensis has the functions of promoting blood circulation, removing blood stasis and resolving hard mass, and has a certain effect on the key pain caused by rheumatism and rheumatoid diseases, and the limb flexion and extension is unfavorable. You can add some Lycium barbarum and others. You can consult a doctor before soaking. Use pure grain wine when making wine. At present, many brands under the banner of pure grain are actually blended with edible alcohol. If this wine is used to brew medicine, even the best medicinal materials are wasted. I will tell you that it is a real brand of pure grain wine, Guyangkang pure grain wine.