1, different appearance: Kaempferia kaempferia has dark skin color, irregular grain distribution and no fixed shape of slices. The epidermis of Angelica dahurica is very light in color, and the lines extend from top to bottom along the direction of the stem. The texture is hard and the cross section is white and round.

2. Different effects: Rhizoma Kaempferiae has the functions of expelling cold, removing moisture and strengthening the spleen and stomach, and can be used as a spice. Angelica dahurica can treat the problem of cold, stuffy nose and headache, and has obvious effect in resuscitation. It also has the effects of lowering blood pressure, diminishing inflammation and bacteria, relieving swelling and pain, and clearing away heat and toxic materials.