Hellow guys, Welcome to my website, and you are watching 캔위성 경연대회, 창원과학고·항공대팀 최우수상 / YTN 사이언스. and this vIdeo is uploaded by YTN 사이언스 at 2015-09-21T20:27:31-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
