The contribution of the Chinese nation to world science and technology

The Four Great Inventions of Ancient China refer to the four great inventions of ancient China that had a great impact on the world. They are papermaking, the compass, gunpowder, and printing. The four great inventions had a profound impact on the development of politics, economy, and culture in ancient China.

It has a huge promoting effect. It also has a very big impact on the history of the development of world civilization.