OTTAWA - China is taking its dispute with Canada over steel tariffs to the World Trade Organization.

Beijing filed a complaint Friday with the WTO in response to Canadian restrictions on imports that contain steel melted or poured in China.

Prime Minister Mark Carney announced last month that he was imposing the 25 per cent surtax on products containing Chinese steel to protect the domestic industry in the face of steep U.S. tariffs.

But China said those duties are "discriminatory," according to a translation of a statement issued by the Chinese commerce ministry.

"This is a prototypical measure reflecting unilateralism and protectionism, which damages China’s legal rights and disrupts the global stability of steel product supply chains," the translated statement said.

China said it i

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