The U.S. Defense Department has added dozens of Chinese companies, including games and technology company Tencent, artificial intelligence firm SenseTime and the world's biggest battery maker CATL, to a list of companies it says have ties to China's military.

The US Defense Department has added Chinese tech companies Tencent, a social media and gaming giant, and CATL, the world’s largest battery maker, to a list of firms that it alleges work with China’s military.

The Defense Department added video game maker Tencent Holdings to its "blacklist" of companies doing business in the U.S. while allegedly aiding the Chinese military.