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"TSMC also makes high-performance chips designed by Xilinx for U.S. military equipment, which in turn are used in F-35 fighter jets and satellites."
Mainly because of this involvement, the U.S. had stepped up pressure on TSMC to build secured chips for military use on American soil, as Nikkei reported in January. TSMC Chairman Mark Liu confirmed in April that his company was "actively" evaluating whether to build another plant in the U.S. (it has one in Washington state dating back to 1998).
Post-coronavirus, security will be a crucial issue for many countries: national security and supply chain security. ... The global pandemic will definitely trigger some diversification for essential components," said Su from the Institute for National Defense Security Research.
Looking forward, Su said the U.S. will be eager to upgrade military and defense-use chips for advanced weapons to remain the world's superpower. TSMC's capability would make it the U.S.'s top choice, he said.