San Francisco : Tesla Inc said it plans to expand the use of cheaper, iron-based batteries to a version of its Semi heavy electric trucks and an affordable electric vehicle.
But having Chinese suppliers build battery factories in the Unites States is a challenge because of the U.S.-China political tensions. Tesla last December started to deliver its Semi electric trucks with a longer, 500-mile driving range per charge and which use nickel-based batteries. Tesla has previously said it will also launch a 300-mile range version.
Tesla said last month that it will cut assembly costs by half in future generations of cars, which will be built at its factories in Mexico and elsewhere.
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