Interviewer asked from your resume. Your skills how to learn that and where. Like Lean, 5S, Kaizen, 3M, 4M, Timwood, Poka-yoke , line balancing, tact time , CTQ, 7 QC tools , Why-why analiysis..etc. And at the end they asked to you is you work 12 hour daily , is you manage more than 100 unskilled people 🙃🙃 At that time everyone said yes.