Students walked in front of a TV screen displaying footage of Chinese President Xi Jinping on June 23 in Hong Kong. Federal officials say Chinese state-sponsored hackers have recently grown more brazen. (Photo by Anthony Kwan/Getty Images)
Court documents describe that Chinese nationals Wu Yingzhuo, Dong Hao and Xia Lei hacked into and stole data from several American companies, including Siemens AG, Moody’s Analytics…