T-Systems-CEO Al-Saleh: “Wir müssen jedes Jahr zehn Prozent effizienter werden, das fordern die Kunden”

This website stores some user agent data. These data are used to provide a more personalized experience and to track your whereabouts around our website in compliance with the European General Data Protection Regulation. If you decide to opt-out of any future tracking, a cookie will be set up in your browser to remember this choice for one year. I Agree, Deny