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.

Tencent was added to the Defense Department’s list of “Chinese military companies,” contributing to a selloff in U.S.-listed shares of the WeChat owner.

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.

Battery maker CATL and tech firm Tencent said they are seeking removal from the Pentagon's list of companies it says are linked to China’s military.

The U.S. Department of Defense has added Tencent (OTCPK:TCEHY) to a list designating Chinese military companies, along with smartphone maker Huawei and AI firm SenseTime (OTCPK:SNTMF). Tencent's Hong Kong-listed shares slid nearly 8% on Tuesday,

The U.S. Defense Department said on Monday it has added Chinese tech giants including gaming and social media leader Tencent Holdings and battery maker CATL to a list of firms it says work with China's military.

The United States has labeled additional Chinese tech and social media firms as Beijing military companies, including multimedia firm Tencent and battery maker Contemporary Amperex Technology, better known as CATL.

The gaming and social media group, which owns ubiquitous Chinese messaging app WeChat, was added to a list of dozens of companies the defence department considers to be working with the Chinese military directly or indirectly,

Tencent Holdings Ltd. slid in US trading on Monday after the Defense Department designated the technology firm a Chinese military company operating in the US.