How China hopes to secure its supply chain for critical minerals | MIT Technology Review

China is building up domestic production of ultra-pure quartz, which is currently produced predominantly in North Carolina.

How China hopes to secure its supply chain for critical minerals | MIT Technology Review Skip to Content This story first appeared in China Report, MIT Technology Review’s newsletter about technology developments in China. Sign up to receive it in your inbox every Tuesday. When China announced back in July that it was restricting exports of germanium and gallium, it was a reminder of the leverage that China holds in the global supply chain for critical minerals, a group of 50 materials determined by the US government to be of high strategic importance. These minerals are used in computer chips

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