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China National Association of Metal Material Trade Special Steel Tube Branch (CAMT Special Steel Tube Branch) is a sub

China National Association of Metal Material Trade rebar branch (CAMT Rebar Branch) is a subordinate branch institution

China National Association of Metal Material Trade stainless steel and furnace charge branch (CAMT Stainless Steel and

China National Association of Metal Material Trade Special Steel Branch (CAMT Special Steel Branch) is a subordinate br