内容摘要：It follows a similar move by Sainsbury's, which has rolled out AI recognition technology at self-service checkouts at some of its stores.

It follows a similar move by Sainsbury's, which has rolled out AI recognition technology at self-service checkouts at some of its stores.

"I don't know who is and who isn't," Ms Dong said, in comments that were leaked and went viral online.Days later, the CIA released promotional videos encouraging Chinese officials dissatisfied with the government to become spies and provide classified information. "Your destiny is in your own hands," the video said.

The suspicion of foreigners as the US and China pull further away from each other is a surprising turn for many Chinese people who remember growing up in a very different country.Zhang Ni, who also did not want to use her real name, says she was "very shocked" by Ms Dong's remarks.The 24-year-old is a recent journalism graduate from Columbia University in New York. She says she "doesn't care about working at Gree", but what surprised her was the shift in attitudes.

That so many Chinese companies "don't like anything that might be associated with the international" is a huge contrast from what Ms Zhang grew up with - a childhood "filled with [conversations centred on] the Olympics and World Expo"."Whenever we saw foreigners, my mom would push me to go talk to them to practice my English," she says.

That willingness to exchange ideas and learn from the outside world appears to be waning in China, according to many.

And America, once a place that drew so many young Chinese people, is no longer that welcoming.and Nvidia earnings boosted confidence.

Nvidia reported a mammoth $18.8bn (£13.9bn) in quarterly profits, and shares of the artificial intelligence leader climbed 6.4%."Global demand for Nvidia's AI infrastructure is incredibly strong," said the company's chief executive Jensen Huang in a press release.

He added that he expected demand for AI computing to "accelerate".In April, Washington restricted the sale of Nvidia's China-specific "H20" chips, which led to a drop in demand.