The US says it has revoked the visas of more than 1,000 Chinese students and researchers who are deemed to be a security risk.
The move follows a proclamation by President Donald Trump in May aimed at Chinese nationals suspected of having ties to the military. He said some had stolen data and intellectual property.
Nearly 370,000 students from China enrolled at US universities in 2018-19.
A state department spokeswoman described those whose visas were revoked as "high-risk graduate students and research scholars".
Some Chinese students in the US say they are facing increased hostility and suspicion on university campuses, and their reasons for studying being questioned.
The US says it has revoked the visas of more than 1,000 Chinese students and researchers who are deemed to be a security risk.
Nearly 370,000 students from China enrolled at US universities in 2018-19.
