1. Camellia oleifera is one of the four major woody oil-bearing tree species in the world, which is mainly distributed in the Yangtze River valley and hills south of it. It takes five months 14 for Camellia oleifera fruit to mature from bloom, which is called "holding a baby and carrying a baby" among the people, and it can be called a miracle fruit on earth. 2. Main components of camellia oil: Camellia oil is rich in nutrients, including fatty acids (93% unsaturated fatty acids, including oleic acid 83% and linoleic acid 10%), palmitic acid, camellia glycoside, phosphate and saponin, vitamin E, vitamin D and various physiologically active components, such as tea polyphenols, camellia glycoside and camellia saponin. 3. Nutritional and health-care functions of camellia oil: a. Health care: Camellia oil is rich in unsaturated fatty acids. Long-term consumption has obvious curative effects on cardiovascular diseases, lowering serum cholesterol, hypertension, cardiovascular and cerebrovascular diseases, obesity, etc., and has excellent effects on clearing intestine and moistening stomach, sterilizing and detoxifying, clearing liver and lowering blood, and accelerating wound healing. Theanin has anti-cancer effect and is the best health-care edible oil for women and the elderly. Because of the large PLS value in tea oil, tea oil is an ideal edible oil for diabetic patients. B. Medicine: Tea oil can be made into injections and made into various ointments and pills. Folk also use tea oil to treat scalds and burns, tinea corporis, chronic eczema and other skin diseases. C. Beauty: Camellia oil has the functions of moisturizing, moistening, blackening hair and caring skin. It can be used for hair care, preventing hair breakage and alopecia, rubbing the body after bathing, enhancing skin elasticity, and preventing skin itching of the elderly in winter. Camellia oil is the best shower gel, shampoo, hand cream and lotion. D. Gourmet: Camellia oil is non-drying, extracted at high temperature, gum-free, good in taste, clear and transparent, and fragrant in smell. It is suitable for frying, frying, cooking, frying and cold salad. It is a good food for cooking and can also be directly drunk. It is a pure natural green food.