Dendrobium candidum is the species with the highest economic value among Dendrobium plants at present, which is mainly used in medicine and health care products. The products produced are "Tiefengdou", and the international market price is $65,438+0,300-3,600 per kilogram ("Longtou Fengwei" Tiefengdou), Tiefengdou crystal (health drink), Tiefengdou capsule and Yangyin Yiqi capsule. Dendrobium candidum has the effects of promoting fluid production to quench thirst, relieve pain and eliminate edema. It is mainly used for treating fever, yin deficiency, dizziness, weakness of stomach, hoarseness, diabetes, acute and chronic pharyngitis, chronic bronchitis, tuberculosis, chronic liver disease, chronic atrophic gastritis, hypoimmunity, fatigue syndrome and other diseases. It has special curative effect on vocal cord fatigue and restoring its beautiful voice, and has important development and planting value.