What is the Book of Changes? I ching can be divided into several categories.

The Book of Changes, or Zhouyi for short, is said to have been compiled by Fuxi in ancient China. Among them, it is composed of solemnity, image and copula. It covers the world, people and everything in the world. Functionally, it has profound philosophical thoughts, paving the way for the all-round development of China culture's otherness culture, and making China culture get great development from now on. It can be said that Zhouyi culture is the origin culture of Chinese culture. It also has the function of divination, and its divination function is a good decision-making tool to guide the actions of decision makers in past dynasties. Historically, it played a leading role in Gankun, and its divination accuracy and function of predicting the future are irreplaceable, which can be explained by all sciences so far. There is only one book of changes. Daoism: Originated from Xuanyuan Huangdi and written by Hou Feng, followed by Jiang Ziya, Sean, Zhuge Liang, Liu Bowen and other famous politicians and strategists. They all made good use of Taoism to govern the country and ensure the country, and made immortal contributions to the feudal dynasty, which became a story in history.

Daoism is the knowledge of astronomy, geography, martial arts, folk customs, economy, art of war, etc. of ancient people in China, which has been observed and verified repeatedly for a long time. It is the best way to study and explore the influence of natural magnetic field on the annual, monthly, daily and hourly movement of human biological clock. Taoism and magic are operated by stars, and only one star is on duty at each door. When there are two, one stands for "middle".