The world's largest manufacturer of EV batteries has just been blacklisted in the US. What do tariffs and blacklists mean for the auto industry - and the U.S. consumer?

Other battery suppliers do exist, but CATL still holds the largest market share. Directly behind CATL is another Chinese supplier, BYD/FinDreams, which also doubles as an EV manufacturer. Korea-based LG Energy Solution sits as the third-largest supplier, while Panasonic, a Japanese-based electronics company, is the fourth-largest.

The Department of Defense on Monday added the battery giant CATL to its list of "Chinese military companies" operating in the United States.

The Department of Defense added Contemporary Amperex Technology Co., or CATL, to a list of "Chinese military companies." The company is fighting the