Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 반도체 기본이 되는 핵심 기술을 발명한 한국인 #shorts. That video is uploaded by YTN 사이언스 at 2022-10-23T00:00:16-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [QYN93fdIktQ]