Hebi Shi Jia communication is easy to do.

The subject of communication is very difficult. Both software and hardware should be studied, and it is difficult to find a job with more technical content with a shallow knowledge.

Communication engineering is basically a combination of software and hardware, which requires high mathematical ability. It is not easy to learn well. If you want to find a technical post of communication major, it is necessary to go to graduate school. In the postgraduate stage, you will study deeply in a small direction and find a related technical post after graduation. This should be regarded as a high-end technical post.