Traditional Chinese festivals are an important part of the long history and culture of the Chinese nation with its diverse forms and rich content. The formation of traditional festivals is a process of long-term accumulation and cohesion of the history and culture of a nation or country. The ancient traditional festivals of the Chinese nation cover humanities and natural cultural content such as primitive beliefs, sacrificial culture, astronomical calendars, philosophy of Yi and Numerology, etc., and contain profound cultural connotations. The traditional Chinese festivals developed from the time of the ancient ancestors not only clearly record the rich and colorful social life and cultural content of the ancestors of the Chinese nation, but also accumulate extensive and profound historical and cultural connotations. Traditional festivals are the product of the evolution and development of human civilization, and most of the festival customs have emerged in ancient times. The formation process of traditional festivals is a process of precipitation and cohesion of the Chinese nation's history and culture.