The explanation given by Miao Xiyong in the Ming Dynasty in his "Shen Nong’s Materia Medica" is: "Jiangzhenxiang, the clear and strong one in the fragrance, can ward off all bad odors." In addition, Jiangzhenxiang has a strong anti-inflammatory and bactericidal effect. Therefore, putting a Jiangzhen incense ornament at home, or burning a little Jiangzhen incense sticks from time to time can ward off evil spirits, improve the aura, purify the air, and prevent the spread of viruses. At the same time, burning the real incense can make people calm down, calm the mind, calm the mind and keep the mind safe, and can ward off evil spirits, luck, and eliminate evil spirits. gas.