Metropolis Engineering company limited
About
I am metallurgy Engineer , I would like to improve my skill about
metals , such as cast iron , cast steel to improve my working because
casting is very difficult to understand , help me or suggest me if you
have a special technic in casting
metals , such as cast iron , cast steel to improve my working because
casting is very difficult to understand , help me or suggest me if you
have a special technic in casting