The four modernizations refer to the modernization of industry, agriculture, national defense and science and technology. The four modernizations are based on the understanding of the word "modernization", which mainly refers to a social and cultural change phenomenon since modern times and has a wide meaning. In the economic sense, it is basically equivalent to industrialization and capitalization, emphasizing the separation of time and space, the formation of money and the establishment of expert systems, as well as the establishment of trust mechanisms behind these mechanisms.

The main contents of the "four modernizations" of popular science industry include:

1, "culture" is the deep integration and development of popular science industry and cultural industry.

2. "Transformation" refers to the coordinated development of popular science industry and scientific and technological innovation, and the transformation of scientific and technological innovation resources into popular science resources, and then into popular science industry.

3. "Popularization" means that the popular science industry participates in the construction of * * * and enjoys support and development.

4. "Internationalization" is the "Belt and Road Initiative" to promote the international development of popular science industry.