In Slap at Washington Ahead of Yellen Visit, Communist China Restricts Exports of High-tech Metals
The controls on gallium and germanium are intended to ‘safeguard national security,’ Beijing’s Commerce Ministry says.
BEIJING — China has imposed export curbs on two metals used in computer chips and solar cells, expanding a squabble with Washington over high-tech trade ahead of the visit to Beijing this week by the Treasury Secretary, Janet Yellen.
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