Does the Book of Changes belong to metaphysics?

The Book of Changes cannot be called metaphysics. In fact, it contains a lot of philosophical thoughts. But people have abused it for thousands of years and feel that it is a special fortune-telling tool. It is China's oldest philosophical work and the most classic, which contains many dialectical things. Thousands of years of China culture can be found in it.

There may not be a specialized college, but there are specialized scholars and professors. Those professors usually still teach in universities and will pass on their research ideas to everyone in the school. There are also many specialized research institutions.