Cinnamon leaf refers to cinnamon, is an evergreen tree of the camphor family, its bark, shoots and young fruits can be used as medicine, high medicinal value. It is mainly distributed in Taiwan, Fujian, Hainan, Guangdong, Yunnan and Guangxi areas. And the fragrant leaf is also called laurel leaf, fragrant wormwood, mainly cooking seasoning-based, high food value. Its distribution area in Zhejiang, Jiangsu, Sichuan, Fujian and Taiwan and other places.