It is necessary to introduce yourself first, and then say hello. Then, you can ask politely about your interview results. It's best to express your enthusiasm for this company and say that you really want to develop in this company and work with their colleagues. Let's ask the result again. Finally, even if the result doesn't satisfy you, don't forget to say thank you. Then you can humbly ask why you didn't get hired, and then say that you hope to work harder and cooperate again in the future. In this case, it may be helpful in the future. .
Actually, it's normal to call after an interview. As long as you are polite, there is absolutely no need to have a mental burden. Let's go . .