You can buy it in all major pharmacies. In Baoding, fumigation packs can be purchased in pharmacies, Chinese herbal medicine markets or Chinese medicine hospitals, and these pharmacies all sell fumigation packs. The fumigating and washing medicated bag takes Lingxiang, Fructus Forsythiae, Fructus Cnidii, Cortex Phellodendri and Fructus Nianbangzi as main medicines, and has the effects of dispelling cold, removing dampness, removing blood stasis and relieving pain.