Patchouli oil is the main medicinal ingredient, and it is also an important natural spice in the spice industry. Patchouli oil is a kind of natural oil with woody, loam and herbal fragrances. Patchouli is native to Indonesia and the Philippines. It is grown in Malaysia, Singapore, Brazil, Paraguay, India, Seychelles, Reunion, Madagascar, Mauritius, Japan, Europe and China. China's main origin is Zhanjiang City, Guangdong Province, and its surrounding areas. In the 1990s, Hainan also had large-scale planting.
