U.S. expands its WTO challenge to China export limits to chromium, other metals

WASHINGTON, July 19 (Reuters) - The United States has

expanded its challenge at the World Trade Organization to

China's export restraints on raw materials to include export

duties on chromium, as well as its export quotas on antimony,

indium, magnesia, talc and tin, the U.S. Trade Representative

said on Tuesday.

Read more