Popcorn was invented in the Song Dynasty, Fan Chengda in the "Wu County Records - Customs" recorded: "on the Yuan, ...... popping glutinous grain in the kettle, the name of the Marco Polo, also known as rice flowers. Each person to explode, in order to divine a year of rest and blame." At the advent of the New Year Song people with popcorn to know the year's good and bad luck, the girls are used to divine their own life events. The Song people added food and drink to their culture to give it a richer connotation.

Popcorn is crunchy and easy to digest, and can be used as a tasty daily snack. The invention of popcorn reflects the richness and colorfulness of the Chinese diet, and its deeper meaning is that the emergence of popcorn created a new way of food processing, that is, the birth of puffed food.