What is the significance of "big tradition" and "small tradition" to China folk culture? for instance

Tradition itself is a kind of inheritance culture, which is almost integrated into the bones of China people. There is more or less a "breath" of China people, and some traditions have certain meanings in ancient times. Even in modern times, these affect people's lives, but more are habits that have penetrated into the bones. When should I do it? It can be said that these traditions have become the spiritual pillar of China people.