Chinese engineers return from Silicon Valley to build tech at home

China’s long-standing efforts to bring back talent are starting to pay off at a time when its tech and science rivalry with the U.S. has intensified.

According to a Stanford University study, nearly 19,955 Chinese-origin scientists who built their careers in the U.S. left the country between 2010 and 2021, with many returning to China. Departures among engineering and computer science professionals spiked in 2021.

U.S. President Donald Trump’s threats to revoke Chinese student…