total four stages - the first stage group interview. second stage phone interview with a manager. third stage another interview with a manager. and than, the last stage HR interview.
Phone Interviewm (from hiring manger looks like)
First 30 minutes, hiring manager asked every details in the resume, from project to skills. like he asked to explain the core concept of the research, and how your lab get funding from, and what is the application of your project...
Next 30 minutes, hiring manger introduced the group, and big picture