DETROIT — General Motors Co.’s global battery leader detailed plans to introduce the first electric vehicle powered by a lithium manganese-rich battery in 2028, an example of automakers’ strategy to leapfrog EV powerhouse China with new technologies.

GM plans to unveil an LMR truck shortly after beginning manganese-rich battery production at a U.S.-based Ultium Cells LLC plant, Battery Vice President Kurt Kelty told a crowd of hundreds Tuesday at a battery conference at Huntington Place in downtown Detroit.

Ultium is a joint venture between GM and LG Energy Solution.

To compete globally, experts at the Battery Show said automakers such as GM are pinning their hopes on overtaking China rather than copying the Asian nation’s lithium-iron-phosphate battery chemistry and manufacturing techn

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