What economic industries and types do venture capital companies belong to?

Venture capital company, usually its backbone is some famous investors, and the source of funds is some big consortia or individuals, which should belong to private enterprises. At present, many PEs do this kind of work.

It is usually the capital market that introduces venture capital (referring to successful projects, failed projects can be recognized), so it is appropriate to attribute it to the financial industry. But there are also some professional investment companies that focus on investing in a certain industry, and it is also possible to subdivide into a certain industry.