China leads the world when it comes to the production and processing of rare earths. That may be a key weapon in its trade battle with the U.S. — and its move to expand export restrictions on those ...

Rare-earth materials and rare-earth magnets are crucial to the modern economy, and China dominates the global supply of both.

Xi Jinping’s need to project strength before a crucial meeting of Communist Party leaders may help explain why Beijing announced new rare earth controls. By David Pierson Reporting from Hong Kong ...