Sydney academic stranded in China may have upset authorities, friend says

University of Technology professor Chongyi Feng was twice prevented from boarding a flight in Guangzhou

A friend of a Chinese academic stopped from returning to Australia believes he may have inadvertently upset local authorities.

Chongyi Feng, an associate professor in China studies at the University of Technology Sydney, was reportedly stopped for the second time in two days on Saturday when trying to board a flight in Guangzhou to return to Australia.