Galangal Progress in [Abstract] Zingiberaceae Alpinia Galangal is a plant with one of the important medicinal value of Chinese medicine, the main chemical components, including two classes of aryl heptane, volatile oil, phenylpropanoids and flavonoids and so on. Galangal has extensive pharmacological effects, such as anti-ulcer, anti-diarrhea, anti-inflammatory analgesi..