They will use any scam to get in. Maybe fewer Chinese students are applying because most of them are Chinese industrial spies.

https://www.forbes.com/sites/christopherrim/2019/02/08/real-estate-is-the-new-gateway-to-the-ivy-league-for-international-parents/#11c7dc0d6c3f

FBI Arrests 2nd Chinese National For Stealing Trade Secrets From Apple

https://www.zerohedge.com/news/2019-01-30/fbi-arrests-second-chinese-national-stealing-trade-secrets-apples-self-driving-car

Asia’s rampant cheating problem

https://www.salon.com/2012/01/04/asias_rampant_cheating_problem/