Folium Artemisiae Argyi is a soft cotton-like article made of Folium Artemisiae Argyi after repeated sun-pestle, beating, crushing and screening off impurities and dust. Ai Rong is the raw material for making moxa sticks and the main material for moxibustion. Is prepared from dried leaves of Folium Artemisiae Argyi of Compositae. Its color is gray, soft as velvet, nonflammable and flameless, and it is fragrant and suitable for moxibustion. According to the degree of processing, there are coarse and fine. The thick ones are mostly used for warming needles or making moxa sticks, and the thin ones are mostly used for making moxa sticks. Texture is more suitable for the elderly. [1] Folium Artemisiae Argyi is a natural processed product of wormwood. Its main functions are: dredging channels and collaterals, warming channels to stop bleeding, dispelling cold and relieving pain, promoting granulation and preventing miscarriage, restoring yang and rescuing adverse events, and preserving health. External moxibustion can cure all diseases. Quality: [1] The quality of wormwood is determined by its purity. The higher the purity, the better the quality, and vice versa. The purity of wormwood is expressed by the ratio of how many kilograms of wormwood leaves are made 1 kg of wormwood. Common moxa is 5: 1, 8: 1, 10: 1, 15: 1, 35: 1 and so on. These purities are more made by the manufacturers of moxa sticks. But the cashmere made higher is fine and broken, which should be called wadding, and some of it will turn to ash. The age of Artemisia argyi can be divided into new Arjon and Arjon. Rong is named after years, such as one year Rong, two years Chen, three years Chen ... five years Rong and so on.