RE:China restricting exports of gallium and germanium compoundsFYI:
Not all is doom or gloom.
First Lithium, Bauxite then Gallium.
https://www.mining.com/web/visualizing-the-worlds-largest-lithium-producers/
https://www.mining-technology.com/marketdata/ten-largest-bauxites-mines/
https://www.news.com.au/finance/business/manufacturing/chinas-brute-force-plan-to-destroy-entire-industries-could-seriously-backfire/news-story/702c8b846aeae1b7293155609c129852