. Dusseldorf city About the city dusseldorf is not only widely known as a stronghold of the German advertising and fashion industry. In the last few years the city on the Rhine has become a top telecommunications center in Germany. Today, there are 18 internet providers located in the capital of North-Rhine Westphalia. With two of the four big German providers of mobile frequencies, D2 Vodafone and E-Plus, dusseldorf leads the German mobile phone market. This pioneer position is evidenced by the presence of many foreign trading centers in dusseldorf such as NTT, Ericsson, Nokia or GTS. Along with the abundant advertising industry, these companies serve as an important motor for the new economy. There are 400 advertising agencies in dusseldorf, among them three of the largest in Germany: BBDO Group, Publicis Group and Grey Group. A number of affiliates of foreign agencies deserve mention as well, such as Ogilvy & Mather, Dentsu, Hakuhodu, Digital District and DDB. Against this background, many internet agencies in dusseldorf have their roots in the classical world of advertising. The city of dusseldorf plays an important role in the financial world: some 170 national and international financial institutions and about 130 insurance agencies are based here. Furthermore, one of the biggest German stock exchanges is located here. The print media, represented in dusseldorf by around 200 publishing houses, have adjusted to the requirements of various fields of the economy - online and offline. Important newspapers and journals such as Handelsblatt, Wirtschaftswoche, Deutsches Wirtschaftsblatt, VDI nachrichten or DM are published in the city on the Rhine. Almost all of these papers are available online on the Internet. Further, Genios, the daughter of publishing group Handelsblatt runs Germany's biggest online economic database from here. Renowned filmmaking companies (such as Germany's biggest cinema enterprise the Riech-Group and TV-channels such as CNN, NBC Giga and QVC have made dusseldorf a city of moving images. Some other mayor German companies have their headquarters located in the city: E.on (energy); ThyssenKrupp (metallurgy); Metro (wholesale, retail); Ergo (insurance); Henkel (chemistry); LTU (air transport). Since the 1960s, there is a strong relationship between the city and Japan. Many Japanese banks and corporations have their European headquarters in dusseldorf. dusseldorf has the largest Japanese community of any European city. The "K'", which stands for K'nigsallee (King's Avenue) is the street to go shopping in dusseldorf. Some of the most reputated jewelry shops, designer labels and galleries have their stores here, such as Cartier, Aigner, Lacoste, Eickhoff, Jil Sander, Benetton, Gucci, Esprit, Laurel, Armani, Chanel, Escada, Hugo Boss, Joop, Kooka?, Prada and many more. Festivals One of the biggest cultural events in dusseldorf is the dusseldorfer Karneval (also referred to as the "fifth season") which starts every year on 11 November at 11:11 a.m., and reaches its climax on Rosenmontag (Rose Monday), featuring a huge parade through the streets of dusseldorf. Karneval ends on Aschermittwoch (Ash Wednesday). The dusseldorf carnival is part of the traditional carnival festivities in the Rhineland. Other major places at which the Rhineland carnival is celebrated are neighbouring Cologne and Mainz (close to Frankfurt). .