What does the IT industry do?

The IT industry is mainly computer or communications-based industries, such as Internet companies, hardware and software development and cell phone communications companies and IT product service work can become the it industry.

The IT production industry includes computer hardware, communication equipment, software, computer and communication services. As for the use of IT industry involves almost all industries, including the service industry to use IT proportion is greater. It can be seen that the IT industry not only refers to the communications industry, but also hardware and software industry, not only including manufacturing, but also the related service industry, so the communications manufacturing industry is only a part of the IT industry, rather than the IT industry in its entirety.