Hellow guys, Welcome to my website, and you are watching [2017 대한민국발명특허대전 영상] 이엔이, 아연 이온수 공급장치 '이엔수' 전시. and this vIdeo is uploaded by AVING NEWS _ 에이빙 뉴스 at 2017-11-30T11:04:34-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.