Hellow guys, Welcome to my website, and you are watching Блестящее слабокислое цинкование с чёрной и радужной пассивацией. Исследуем техпроцесс подробно.. and this vIdeo is uploaded by Гальваника технологии at 2020-04-07T00:00:12-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.