If you contact us via the Callback Service, the data you provide
will be used for the purpose of processing your request. We must have
this data in order to process and answer your inquiry; otherwise we will
not be able to answer it in full or at all.
The legal basis for this data processing is Art. 6 Para. 1 lit. b) GDPR.
data will be deleted once we have fully answered your inquiry and there
is no further legal obligation to store your data, such as if an order
or contract resulted therefrom.