According to the "Revised Materia Medica" records: invigorating qi and nourishing yin, clearing heat and generating fluid, especially in replenishing lung qi, nourishing lung yin and clearing lung fire.
According to the "add-on herb preparation" records: to rehydration yin, clean heat, especially to replenish lung gas, both to raise lung yin, clear lung fire.
According to the records of "the supplement of materia medica preparation", it can replenish qi and nourish yin, clear heat and produce fluid, especially to replenish lung qi, and nourish lung yin and clear lung fire.