First, you need the most basic UI plug-ins and some touch control, followed by some design patterns and frameworks. You may not need to write a framework, but he will definitely ask you relevant questions. Finally, there are hot updates and network communication, and then there is nothing. You may be tested by some small questions, so it depends on your improvisation. From Q user: Mr. Song

If you really understand unity, no matter what others ask, just answer. If not, why not interview Q user: Miss Huang.