Apparently POTUS wasn’t fond of the place. From the article— “ Nanjing University of Aeronautics and Astronautics is at the forefront of China’s space, nuclear, and other physics research. Under President Donald Trump, America blacklisted cooperation by U.S. entities with the university on the grounds that Beijing uses it, and other universities, to bolster its military capabilities. ”

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https://www.breitbart.com/asia/2021/10/25/second-chinese-laboratory-explodes/