A reason for that is the more and more hostile attitude towards Chinese working in the US and contributing to the US economy. The unfavorable birth place cap fo

A reason for that is the more and more hostile attitude towards Chinese working in the US and contributing to the US economy. The unfavorable birth place cap for EB1/EB2 green cards means even for the most elite Chinese students in the US need to deal with this toxic attitude for up to 7 years before they can finally wash out the suspection (or they can't?). Leaving US is the only option if they can't tolerate this. https://www.science.org/content/article/united-states-drops-case-against-mit-s-gang-chen https://www.science.org/content/article/united-states-drops-... https://www.science.org/doi/10.1126/science.abo6697 https://www.science.org/doi/10.1126/science.abo6697