"...; Custom Cells Itzehoe GmbH; Litarion GmbH; ......."
Evonik Litarion GmbH are not a listed company.
Their parent Company, Electrovaya is though [TSE:EFL] (sorry but this theory a bit of a spanner in Magnus theory).
Litarion & Siemiens = EV trucks.
Trucks - service or delivery cannot sit idle in a charging station for 12hrs - fastest charge possible will be requierd on Delivery/Driver-Rest Stops.
NB: MAN is also part of VW Group too .