Who is affected by Trump's suspension of work visas ?

US president Donald Trump's temporary ban on new visas applies to H-1B visas for high skilled workers, J-1 visa for cultured exchanged and L-1 visas for high- level company employees.
Over 70% of 85,000 H-1B visas issued , While 24% of 76,988 L-1 visa issued in fiscal year 2019 were for Indians