Make it Munich, make it Munich, make it Munich
North of bavaria closer to e.g. Audi in Ingolstadt or BMW in lower-bavaria would make more sense.
Still, you could reach Munich by train or 30min drive and 30min traffic jam.
- A Berliner
And assuming that the automotive industry is the target customer: Volkswagen has their biggest plant in Saxony, which is their main EV plant. Also, Saxony is reasonably close to Brandenburg where Tesla is currently building their factory.
Automotive is influential, but all their suppliers hate them with a passion.