It originated in Asia and is most commonly found growing wild in Korea, Vietnam, Southern China, Taiwan, Japan, Myanmar, and India.With its shiny green leaves and heavily fragrant white summer flowers, it is widely used in gardens in warm temperate and subtropical climates, and as a houseplant in temperate regions.It has been in cultivation in China for at least a thousand years, and was introduced to English gardens in the mid 18th century. Many varieties have been bred for horticulture, with low growing, and large-and long-flowering forms. The fruit is used as a yellow dye, which is used for clothes and food. – Tea brewing method – 1. Boil 250ml (8oz) of water. 2. Put in 1~2 teaspoon of the herbs in the water.3. Wait for about 3-5 minutes for the herb to brew, take out the herbs, then drink. For best results, use filtered water (water can affect the taste of the tea if it is not filtered)4. Ingredients can be used 2-3 times. **You can drink the tea hot or cold**For a delicious change, try it with honey, or your favorite sweetener. 功能：行气消积；燥湿除满；降逆平喘 主治：食积气滞；腹胀便秘；湿阻中焦，脘痞吐泻；痰壅气逆；胸满喘咳 。