GM is building two U.S. battery production plants with South Korean battery partner LG Chem. General Motors said in a statement that its Ultium EV battery facilities "are part of a joint venture and are a separate company  Ultium Cells LLC. "That's what I am fearful of. GM said it also plans to build batteries and electrical components at Ramos Arizpe. U.S. workers at the No.
The No referred to in the statement was a costing-related concern.
( z0 concern :ARG0 ( z1 no :ARG1-of ( z2 refer :ARG1-of ( z3 state ) ) ) :ARG1-of ( z4 relate :ARG2 ( z5 cost ) ) )
(z0 / concern-01
    :ARG0 (z1 / no
              :ARG1-of (z2 / refer-01
                           :ARG1-of (z3 / state-01)))
    :ARG1-of (z4 / relate-01
                 :ARG2 (z5 / cost-01)))
The No referred to in the statement was a costing - related concern .
z1 :ARG1-of z2
z2 :ARG1-of z3
z4 :ARG2 z5
z0 :ARG1-of z4
z0 :ARG0 z1