Hellow guys, Welcome to my website, and you are watching 성남폴리텍 발송배전기술사 10월개강 과정소개 (이승재 기술사). and this vIdeo is uploaded by 전기쟁이들의 공부방 at 2020-10-22T05:50:56-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
