What is the significance of attaching importance to traditional festivals in building a strong cultural country?

As we all know, China is an ancient civilization with a long history of 5,000 years, in which there are many kinds of festival cultures with a long history. From the Spring Festival in the first month to the New Year's Eve Festival in the twelfth month, including the Spring Festival and the Summer Solstice Festival with the theme of agricultural solar terms; Lantern Festival and Mid-Autumn Festival with the theme of food culture; There are Dragon Boat Festival, Chinese Valentine's Day and so on. Taking commemoration and sacrifice as the theme. It can be said that they are diverse in form and rich in content, which is an indispensable part of the essence of Chinese national culture and a valuable national cultural heritage of our country. For a country or a nation, traditional festival culture is an important part of its cultural tradition, which reflects the traditional characteristics of a country or a nation's folk culture with a cultural foundation, and will have a far-reaching impact on various upper-class cultures and modern cultures, and become an important basis for building national ideology, values and national cultural spirit.