Other Chinese companies added to the list included battery maker CATL, which is part of the supply chain for automakers like Ford and Tesla.

HONG KONG -- The share prices of Chinese tech conglomerate Tencent Holdings and battery maker Contemporary Amperex Technology (CATL) fell sharply on Tuesday, after they were added to a Pentagon list of companies with alleged ties to China's military.

Tencent’s shares plunged nearly 10 percent after it was designated a military company. The Chinese battery manufacturer CATL was also added to the list.

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 U.S. Defense Department has added major Chinese technology companies including gaming and technology company Tencent, artificial intelligence firm SenseTime and the world’s biggest battery maker C

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,

A staff member cleans a display showing the locations of battery maker CATL's production bases, at the CATL booth during the first China International Supply Chain Expo (CISCE) in Beijing, China November 28,

The US has added several Chinese technology companies, including gaming and social media giant Tencent and battery maker CATL, to a list of businesses it says work with China's military. The list serves as a warning to American companies and organisations about the risks of doing business with Chinese entities.