China National Day, also known as the National Day of the People's Republic of China, is celebrated annually on October 1st. The holiday marks the founding of the People's Republic of China on October 1, 1949.

The origins of China National Day can be traced back to the May Fourth Movement of 1919, a cultural and political movement that began in China and had a profound impact on the country's intellectual and social development. On May 4th, 1919, thousands of Chinese students gathered in Beijing to protest against the Treaty of Versailles, which had been signed by the Allies and imposed punitive measures on Germany. The students demanded that the Chinese government reject the treaty and pursue a policy of national independence and democracy.

In the years that followed, the Chinese people continued to struggle for their rights and dignity, and the Communist Party of China emerged as a powerful force in the country's political landscape. After years of civil war and resistance against the Japanese occupation during World War II, the Communist Party finally established the People's Republic of China on October 1, 1949, with Mao Zedong as its first leader.

Since then, China National Day has been an important holiday for the Chinese people, who celebrate it with a variety of customs and traditions. One of the most popular activities is watching the National Day Parade, which features impressive displays of military strength and cultural performances. The parade is held in Beijing's Tiananmen Square and is attended by thousands of people from all over China.

Another popular tradition is the raising of the Chinese national flag, which is done on National Day in public squares all over the country. The flag-raising ceremony is a solemn and patriotic event, and many people wear red, the color of the Chinese flag, to show their pride and patriotism.

In addition to these customs, many Chinese people also celebrate National Day by traveling, visiting friends and family, and enjoying festive foods and drinks. Whether watching the parade, raising the flag, or simply spending time with loved ones, National Day is a time for the Chinese people to come together and celebrate their country's rich history and culture.