Hellow guys, Welcome to my website, and you are watching 좋은 초음파 영상을 위한 기기 조작법과 초음파 에코의 이해 첫걸음①. and this vIdeo is uploaded by 김일봉 at 2016-11-11T17:53:21-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
