ABOUT

Düsseldorf, often Dusseldorf in English sources, is the capital city of North Rhine-Westphalia, the most populous state of Germany. It is the second-largest city in the state and the seventh-largest city in Germany, with a population of 617,280.

Düsseldorf has become one of the top telecommunications centres in Germany. With two of the four big German providers of mobile frequencies, D2 Vodafone and E-Plus, Düsseldorf leads the German mobile phone market. There are many foreign information and communication technology companies in Düsseldorf such as Huawei, NTT, Ericsson, Oppo, Vivo and Xiaomi.