The electronics industry is the development and production of electronic equipment and various electronic components, devices, instruments, instrumentation industry. Is a combination of military and civilian industries. It is composed of radio and television equipment, communication and navigation equipment, radar equipment, electronic computers, electronic components, electronic instruments and other electronic equipment and other production industries. There are many types of electronics industry, such as computers (computers are divided into many parts), microelectronics (microelectronics industry), electronics, telecommunications, communications, automation and so on. Computer and automation is almost the main software, electronic and that there are several different directions, such as devices and IC design. Different directions need to master the content is not the same.