
Cyberattacks that stole information in the United States and other countries have been traced to Chinese army operations in a building in the outskirts of Shanghai. (Associated Press)

Cyberattacks that stole information in the U.S. and other countries have been traced to Chinese army operations in a building in the outskirts of Shanghai. (Associated Press)

Cyberattacks that stole information in the United States and other countries have been traced to Chinese army operations in a building in the outskirts of Shanghai. (Associated Press)

** FILE ** In this Nov. 7, 2012, photo, U.S. and Chinese national flags are hung outside a hotel during the U.S. presidential election event, organized by the U.S. embassy in Beijing. As public evidence mounts that the Chinese military is responsible for stealing massive amounts of U.S. government data and corporate trade secrets, the Obama administration is eyeing fines and other trade actions it may take against Beijing or any other country guilty of cyberespionage. The Chinese government, meanwhile, has denied involvement in the cyber-attacks tracked by Mandiant. (AP Photo/Andy Wong)

** FILE ** In this Nov. 7, 2012, photo, U.S. and Chinese national flags are hung outside a hotel during the U.S. presidential election event, organized by the U.S. embassy in Beijing. As public evidence mounts that the Chinese military is responsible for stealing massive amounts of U.S. government data and corporate trade secrets, the Obama administration is eyeing fines and other trade actions it may take against Beijing or any other country guilty of cyberespionage. The Chinese government, meanwhile, has denied involvement in the cyber-attacks tracked by Mandiant. (AP Photo/Andy Wong)

ASSOCIATED PRESS A technician conducts a cellphone test at the Huawei Technologies Co. Ltd. headquarters in Shenzhen, a southern Chinese city bordering Hong Kong. The Pentagon contends the company's products are being used by the Chinese military.