China to allow more foreign investment (rare earths excluded
"Not all sectors are fair game—the refining and separation of rare earth minerals is one crucial area which Beijing will continue to shield from foreign investors."
https://www.foreignbrief.com/dailybrief/friday-july-28
China will always have a stranglehold on Global production if they hold a monopoly on the seeds of Technology. They (China) will not allow foreign investors to touch this sector because it's too important. Yet we (North American investors, Wallstreet) won't touch it because if it don't make Dollars it don't make sense.