Hai Zhu is a kind of Traditional Chinese medicine, belongs to the yellow essence, has the function of clearing heat, nourishing Yin, producing saliva, moistening dryness and moistening lung, these functions are roughly the same as the ordinary jade bamboo, but the sea jade bamboo can also harmonize the human body's qi and blood circulation, can also reduce blood fat and blood pressure, and the taste is sweet and acidless, so the price is slightly more expensive than the jade bamboo.