The top executive at German carmaker Audi defended on Sunday a proposed $4 billion investment in a new facility in the United States, following an announcement made by President Donald Trump during his campaign for the upcoming November midterm elections.

Audi Chief Executive Gernot Doellner appeared alongside Trump during a campaign event in Perry, close to Macon in central Georgia, on Saturday.

At the event, Trump stated that Audi, a brand under the Volkswagen Group, intends to construct a manufacturing facility in Georgia capable of producing 200,000 SUVs each year.

"This decision was preceded by many months of careful planning and intense negotiations," Doellner informed reporters on Sunday. "If the American president invites you, you accept the invitation.…