Hellow guys, Welcome to my website, and you are watching [TV특강] 4차 산업혁명과 우리의 미래 송진구 교수. and this vIdeo is uploaded by 안동MBC PLUS at 2019-09-15T23:43:08-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
