there are 5 rounds of interview, first is short phone interview to understand your student valid status, graduation date, available time. then it's bottom up interviews it will have several behavioral questions. after the first round interview, the next would be direct leader of your team, then another intern leader who's the same level as your team leader , next, department head interview, finally it would be another HRBP Intern to conduct basic question like salary , hours, and product introduction

it takes around 3 stages, and overall questions are not so hard, need to be prepared before attending the interview. Also remember some basic knowledge about hr, like main responsibilities, etc.