What industries does the Internet industry include?

What does the Internet industry include? Including self-media e-commerce, in short, it is related to computers and needs computers. These can be said that the current Internet industry includes live broadcast! In short, I think the scope of the internet industry is very wide, and I can't tell for a while! There are live games, live snacks and live broadcasts by others! It can also include selling books and clothes, so I won't talk about it slowly. In short, there are many!