Hellow guys, Welcome to my website, and you are watching 국제표준 왜 필요한걸까? ｜ ETRI ｜ 한국전자통신연구원. and this vIdeo is uploaded by 한국전자통신연구원 ETRI at 2022-04-25T00:33:37-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
