LONDON--(BUSINESS WIRE)--The GSMA today provided updates on the 2015 GSMA Mobile World Congress Shanghai, including the first keynote speakers, new exhibitors and additional events and programmes at the annual mobile industry event. Mobile World Congress Shanghai will take place 15-17 July 2015 at the Shanghai New International Expo Centre (SNIEC). “The keynote speakers announced today will offer attendees important insights on the trends, opportunities and challenges that are shaping the mobil