Dendrobium is the first of the nine immortal herbs, the wild ones are extremely rare, and the ones sold in the market now are artificially grown. There are many factors that determine the quality of Dendrobium: variety, temperature difference, sunlight, water quality, fertilization, year and season, etc. Therefore, the planting environment is the key to determine the quality of Dendrobium. At present, Zhejiang and Yunnan are the provinces with the largest production. Yunnan has a year-round spring, and the dendrobium grows fast and can be harvested in eight months when it grows to more than 50cm. The morphology grows up, and the active ingredients inside are scarce. The temperature difference between morning and evening is big in Zhejiang, so Dendrobium grows not long, and the branches of 3-5 years old are only 30-40cm, therefore, the internal active ingredients accumulate more. Our Dendrobium “Tiansheng Yuan” has been tested by the authority, according to the dried product, the polysaccharide of Dendrobium is more than 60%, and the mannose is more than 37%, organic, no pesticide, no chemical fertilizer. Under the temptation of huge profit, many businessmen make Dendrobium ironbark maple bucket with substandard and fake, and the heavy metal, pesticide, dye, plastic and so on seriously exceed the standard, such “Dendrobium ironbark maple bucket” can’t cure the disease at all, but cause disease after eating. The fresh Dendrobium has no processing process, also the original face of Dendrobium, you can identify the authenticity, to a greater extent to avoid the risk of buying fake, buy inferior products. Since ancient times, Dendrobium is used fresh, in order to retain the dendrobium polysaccharide and some bioactive substances in Dendrobium intact, to avoid the loss of efficacy components when drying, and the fresh product is more easily absorbed when juicing, cooking soup and eating raw. Therefore, taking top quality organic dendrobium is the real way to maintain health. The price of Dendrobium online varies greatly, buyers must know: only buy wrong, not sell wrong! Wine has more than ten dollars a catty, there are also several thousand dollars a catty, to buy Moutai with the price of ordinary liquor, unless you are relying on power, relationship to speak. Fresh dendrobium has curative effect on the following diseases: Yin injury after illness, thirst and dryness, Yin deficiency and dry cough, hoarseness, false fire and toothache, dry eyes and paste, heat in the heart of the hands and feet, fatigue and tiredness, soreness and weakness of the waist and knees, weakness and sickness; after surgery and tumor patients with the above symptoms after radiotherapy; discomfort of the body caused by excessive smoking and alcohol, excessive night life, overwork, etc.