I was surprised at how long this list was: https://en.wikipedia.org/wiki/List_of_Chinese_spy_cases_in_the_United_States_of_America https://en.wikipedia.org/wik

I was surprised at how long this list was: https://en.wikipedia.org/wiki/List_of_Chinese_spy_cases_in_the_United_States_of_America https://en.wikipedia.org/wiki/List_of_Chinese_spy_cases_in_t... It seems unlikely that any country could monopolise any particular weapons technology for long. I assume the US also has programs to extract any innovations from China or Russia.