Chinese incense has a long history. During the Spring and Autumn Period and the Warring States Period, sacrificial incense was mainly embodied in the following sacrificial methods: burning artemisia, burning firewood, burning sacrifices, offering fragrant wine, and offering grain. In terms of daily use of incense, people have a tendency to wear incense. By the Han Dynasty, incense had entered the court ritual system. The Silk Road extended transportation and trade in all directions during the Han Dynasty, and continuously imported spices from the border and other regions into the mainland. With agarwood and green wood incense The spices represented by Xinjiang had entered the mainland as early as Emperor Wu of the Han Dynasty, and daily incense was the mainstream of incense use in the Han Dynasty. Lavendering clothes, fumigating quilts, incense in the room, and incense at banquets are regarded as a way to enjoy life. It is a way to remove filth and maintain health. The incense products burned in the Tang Dynasty were mostly fragrant pills, fragrant cakes, fragrant powders, fragrant ointments, etc., which were often smoked with the help of charcoal fire. Fragrance medicine is used for medical treatment and health preservation. It is found in "Qian Jin Yao Fang", "Qian Jin Yi Fang", "Guang Ji Fang" and "Waitai Mi".