Australian academic Chongyi Feng prevented from leaving China

Feng, a long-time associate professor at UTS, has not been detained within China but has been repeatedly questioned about his research, sources say

An academic from the University of Technology Sydney has been prevented from leaving China, the Department of Foreign Affairs and Trade has confirmed.

Chongyi Feng, an associate professor in China studies, was stopped for the second time in two days on Saturday when trying to board a flight to Australia, the ABC reported.