The full name of the Ministry of Industry and Information Technology is the former Ministry of Information Industry.
The point is that you don't know what business you want to do. If your business needs special permission, you must apply for special permission. According to different businesses, the authority is different. If your business doesn't need special access, just register an ordinary company. If you need a detailed answer, you still need to know what you want to do, that is, what services you provide and why users pay you.