Dendrobium nobile is a kind of rare Dendrobium, which has the function of nourishing yin and nourishing. Whether its quality is superior or not is not that the golden color is better, but that when it is chewed in the mouth, the thicker the gum is, the better. Soups are usually supplemented with materials for nourishing yin, strengthening stomach and strengthening spleen, such as American ginseng, Pseudostellaria heterophylla, Codonopsis pilosula, or coolants, such as Radix Adenophorae, Rhizoma Polygonati Odorati, Fructus Lycii, fish, spine or old duck. You can also use Dendrocalamus latiflorus as tea leaves to soak in water. This method is relatively simple. In addition, Dendrobium, Panax notoginseng, Radix Panacis Quinquefolii and Radix Salviae Miltiorrhizae are currently ground into powder in the proportion of1:1:1:kloc-0/,which has health care function.