Tesla faces controversy surrounding its Optimus remote control system, while CATL's Moz has already been put into practical use.

Just as CATL announced its achievements, Tesla was embroiled in the controversy surrounding the "Optimus remote control" technology—with outsiders questioning whether the robot's demonstrated movements were actually remotely controlled by back-end personnel. Musk had claimed that Optimus would unlock a $25 trillion market, but mass production has yet to materialize.