Making tea with hawthorn, medlar and chrysanthemum is a common health-preserving method. Hawthorn has the functions of invigorating stomach, promoting digestion, lowering blood lipid and lowering blood pressure. Chrysanthemum morifolium can effectively reduce the harm of computer radiation to human body, especially eyes, and has a cosmetic effect. Lycium barbarum can nourish liver and kidney and benefit eyesight. Making tea with hawthorn, chrysanthemum and medlar is a very healthy method, which can reduce blood fat, blood pressure, strengthen stomach and digestion, protect eyes, nourish liver and kidney, and benefit vision. It is especially suitable for professionals who use computers as their main working tools every day.