They sell ruyishen health wine there.
Beijing tongrentang. Ruyishen health wine is available in Beijing Tongrentang, and the health dew is nourished with Ruyishen wine. Ruyi wine can be mainly used for detoxification and detumescence treatment. Ruyi wine also belongs to a kind of traditional Chinese medicine. Medicinal liquor contains ruyi grass and rice wine, which can be used to treat swelling or pain caused by traumatic injury, and usually has the function of clearing away heat and toxic materials.