SHANGHAI -- China on Thursday announced a flurry of new export controls on rare earths, lithium-ion batteries, and synthetic diamonds to "safeguard national security and interests."
Mining and processing technologies, companies outside country subject to licensing

China is clamping down on rare-earth exports and stepping up controls on how its materials are used. © AP
SHANGHAI -- China on Thursday announced a flurry of new export controls on rare earths, lithium-ion batteries, and synthetic diamonds to "safeguard national security and interests."