Exocarpium citri grandis flowers can be used to soak in water, just like we usually drink scented tea. Put a small amount of exocarpium citri grandis into a cup and add a proper amount of hot water. It is especially suitable for drinking in winter and is helpful for relieving cough and resolving phlegm. Or, you can soak orange flowers, roses and tortoise shell flowers in water, which has the effect of soothing the liver, regulating qi and resolving phlegm, and can also beautify and lose weight. Besides, we can put some tangerines in soup or cooking.