"We have seen a significant increase in dumping of steel products produced elsewhere and that is causing significant concern for Evraz," Sask. Trade Minister Jeremy Harrison said.

The Canadian International Trade Tribunal says it has found there is a reasonable indication that dumping and subsidizing of some steel products by several Asian countries have harmed or could harm Canadian steel producers.

China should take "punitive" measures against Canada if new regulations from Ottawa against dumping of aluminum and steel target Beijing, Chinese tabloid Global Times said in an editorial.