In China, AI has a long history, known as the saying "there is no difficulty or disaster when eating AI during the Qingming Festival". Many places have the custom of eating qingtuan (AI Tuan) on the Qingming Festival. Deng Cong, director of Nansha Hospital of Guangzhou first people's Hospital, said that wormwood leaves are bitter, pungent and warm in nature. They have the effects of warming meridians and hemostasis, dispersing cold and relieving pain, dispelling dampness and relieving itching, soothing fetus and so on. Wormwood leaf is not only a kind of food material, but also a medicinal material with a history of more than 2000 years. Using wormwood leaf as moxibustion material has the functions of dredging meridians and activating collaterals, removing Yin and cold, eliminating swelling and dispersing knots, returning Yang and rescuing adversity. There are many ways to add wormwood to food, such as making tea, porridge, soup, steamed cake, dumplings, boiled eggs, wine making, etc. While tasting wormwood leaf tea, wormwood leaf soup, wormwood leaf porridge, wormwood steamed bread, wormwood Ciba, wormwood meatballs and other delicacies, and enjoying the pastoral scenery, it can also enhance the body's ability to fight diseases. Deng Cong introduced three food treatments. Interested neighbors might as well try them: l. Wormwood leaf egg soup 60g fresh wormwood, 1 egg, appropriate amount of sugar. Add a proper amount of Wormwood Leaves to make soup, add eggs to cook, and dissolve them in white sugar. It has the functions of warming meridians and dispersing cold, regulating meridians and calming the fetus. 2. Hen wormwood leaf soup One old hen, 30g dried Wormwood Leaves. Wash the old hen, cut it into pieces and cook soup with wormwood leaves. It has the functions of Tonifying Qi, nourishing blood and warming meridians. 3. Wormwood leaf brown sugar water 15g dry Wormwood Leaves or 30g fresh Wormwood Leaves, 3 pieces of ginger, 5 jujubes, enucleated, appropriate amount of brown sugar, decoct in water. It has the functions of warming meridians and nourishing blood, dispersing cold and relieving pain. (outlook new era)