1000 elevator safety certificates were issued in Ardabil
Yasouj- the head of the General Department of Kohgilouye and Boyerahmad standards said: Annual periodic inspections are required for all elevators ... ادامه مطلب
Every year, 2000 elevator standard approvals are issued in Mazandaran
Every year, 2000 elevator standard approvals are issued in Mazandaran
... ادامه مطلب
