i think biden started enforcing those policies as several tech and MFG companies went to the govt showing how info/ip had been mined/stolenI'm guessing you didn't hear about it much because the MSM isn't saying anything and you have to go to the tech mags and stock reports.
The Biden administration has expanded the clampdown on selling technology and higher end logic chips and wafer production material to China that was started under the Trump administration.
This is significantly hurting the profit outlooks of companies such as Nvidia and such that were counting on huge sales of their big data processing accelerators.
The current administration has also been quietly going around putting more pressure on fabrication tool making companies both domestically and in Europe to strong arm them into not selling said tools to China.
happened about a year ago then biden started talking about it and how it needs to be enforced etc
i believe one cache was from a military supplier like boeing or a big guy like that