Learning Objective: Students can describe the differences between Chinese medicine and Western medicine and the treatment methods of Chinese medicine, and students can also express their views on Chinese medicine. TCM health preservation refers to various methods to strengthen physical fitness and prevent diseases. The commonly used methods of health preservation in Chinese medicine are: exercise health preservation, spiritual health preservation, diet health preservation, sleep health preservation, environmental health preservation, etc. Among them, a medicinal diet is an important way to promote diet and health preservation. A medicinal diet is delicious food with color, fragrance, taste and shape made by matching traditional Chinese medicine with some foods. These foods are conducive to people's diet, health care, treatment and prevention of diseases. There has always been a saying in China that “medicine tonic is not as good as food tonic”.