Chinese export controls on crucial semiconductor materials are hitting supply chains and stoking fears of shortfalls in western production of advanced chips and military optical hardware.
Beijing’s curbs on shipments of germanium and gallium, which are used for semiconductor applications and military and communications equipment components, have led to an almost twofold increase in the minerals’ prices in Europe over the past year.
China introduced the restrictions, which it says safeguard its “national security and interests”, last year in response to US-led controls on sales of advanced chips and chipmaking equipment.
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