Hellow guys, Welcome to my website, and you are watching [재해사례] 고소작업대(시저형) 작업 중 끼임. and this vIdeo is uploaded by 안전보건공단 at 2019-01-15T19:21:05-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
