The fragrance of perfume comes from the combination of various spices, which determines its unique odor characteristics. According to the different aroma components, according to the composition of the classification: perfume is mainly divided into single floral notes, compound floral notes, Oriental notes, wood notes and so on. The single floral tone is dominated by a certain floral scent; Complex floral notes combine a variety of floral notes; Oriental notes usually have amber, musk and other ingredients; Wood notes are mainly sandalwood, cedar and so on.