Further: the biggest function of star anise is to enhance the flavor. When star anise is put in the cooking, the flavor will be particularly obvious immediately, especially fragrant and drooling.
The function of cinnamon is thick taste. When I was a child, I liked cinnamon as chewing gum. The smell was charming, especially cinnamon, which smelled better.
The function of fragrant leaves and pepper is to clear the taste. Especially the green pepper is more obvious. Amomum tsao-ko tastes good. Its fragrance is very special, and it smells a little strong, but it can blend the flavors of other spices and become soft.