The beginning of China's contemporary history refers to the establishment of People's Republic of China (PRC) in June 1949+00, which is divided into two historical stages: a new democratic society and a socialist society. This period is also the development history of China people in establishing and consolidating political power, exploring and developing China, and realizing China's prosperity, democracy and self-reliance.

The founding of People's Republic of China (PRC) ushered in a new era in the history of China. Since then, China has ended its humiliating history of being invaded and enslaved for more than 100 years and truly became an independent country. The people of China stood up and became the masters of the country. It has strengthened the forces of world peace, democracy and socialism, and inspired the liberation struggle of the oppressed nations and people in the world.