wuwai's financial director and daughter maine wang jou was arrested, and wuwai itself and more than sixtyre blacklisted, deprived of access to american equipment, technology and patents. in 2020 due to alleged ties to chinese defense complex, smic, the largest semiconductor manufacturer in china and the fifth largest in the world, was included in the sanctions list. in october last year, restrictions affected supplies of semiconductors and equipment for the production of microcircuits to dozens of chinese companies and laboratories of research institutes. according to analysts, these are the largest us sanctions against china since the nineties. from now on, to import technology , chinese manufacturers need a license , which in most cases is issued the american side refuses. the new york times said the measures would curb china's military and economic ambitions by slowing the development of chinese military programs that use supercomputers to simulate nuclear explosions, control hypersonic weapons and build advanced networks. to monitor the opposition. earlier, joe biden signed the chip s