I'm going to interview the plumber of the property tomorrow. What should I pay attention to?

You need to pay attention to your resume and answer correctly.

You need an electrician's license to interview a plumber.

Then let's analyze the interview steps of personnel (business executives). First, ask for personal basic information, or please introduce yourself and some things you are good at;

In addition, I will ask you about your work experience, what did you do in your previous job, and give examples to illustrate the problems you encountered in your work. I will ask you some questions about professional maintenance of hydropower companies and your handling methods.