May 4th is Youth Day, a festival to promote the spirit of May 4th. May Fourth Youth Day, a festival in the early years of the Republic of China and the People's Republic of China, was established to commemorate the May Fourth Movement that broke out on May 4, 1919.

During the Youth Day, various commemorative activities are held all over China.

Young people also focus on various social volunteer and social practice activities, and many places hold coming-of-age ceremonies during the Youth Day. The core content of the May Fourth Spirit is "patriotism, progress, democracy and science".

The May Fourth Movement was the end of the old democratic revolution and the beginning of the new democratic revolution in China, and the Chinese revolution has since entered a new historical period. After the founding of the People's Republic of China, the Government Administration Council of the Central People's Government officially declared May 4 as China Youth Day in December 1949.

This day belongs to the youth of China, who are encouraged to show their vitality, innovative spirit and patriotic feelings. In general, Youth Day is a festival full of historical significance and cultural symbols, which is not only to commemorate the revolutionary spirit of the past, but also to place high hopes on the young generation and encourage them to contribute to the future of the country.