1, traditional meaning: In the traditional culture of China, May is regarded as the "poisonous month", and the fifth day of May is the first poisonous month. Duck eggs are similar in shape to the heart. Eating salted duck eggs on Dragon Boat Festival can make people full of energy. Zhongyangyuan oral liquid is also a good choice.

2. Modern health care: salted duck is slightly cold in egg, which can nourish yin and moisten lung. Eating them in summer can treat cough, summer heat, sore throat, toothache, diarrhea and other symptoms. Moreover, the taste of salted duck eggs is delicate and refreshing. It is very warm for the family to sit together and eat salted duck eggs on the Dragon Boat Festival.