"Many people have concerns over housing. Only a few universities in Beijing and Shanghai provide housing for their researchers. Factors including the environment and food safety also trouble some talent. A brilliant researcher who could have been my colleague chose to stay in the United States because of the terrible smog in Beijing this year."

WANG XIUJIE, a researcher at the Chinese Academy of Sciences, talking about factors that hinder Chinese talent studying overseas from returning to work, quoted in a China Youth Daily report on Thursday.