Vodafone is the largest mobile telecommunications network company in the world. It has equity interests in 25 countries and partner networks in 42 additional countries. Vodafone acquired Hutchison Telecommunication Ltd in 2007, migrating the Hutch brand to Vodafone and renaming it Vodafone Essar in India. Vodafone Essar's advertising is handled by Ogilvy & Mather India, who increased outdoor ad spending by 100% after the acquisition to announce the name change with a budget of Rs 320 crore. Vodafone Essar has blanketed Madurai with outdoor and indoor ads in streets, shops, airports, bus stops, buildings, and more. Recommend