Elon Musk was working through the night and sleeping at Tesla Inc's factories in California and Nevada as the company struggled to ramp up production of the Model 3.
The chief of Volkswagen's Spanish unit SEAT said the subsidies offered by Spanish authorities for a battery factory construction and electric vehicle production "is not sufficient", but voiced optimism about finding a solution.
Nissan's CEO said the company's talks with Renault are focused on optimising their investment in electric vehicles and strengthening their competitiveness as equal partners.