Chennai, 2nd January 2015: The organizers of the Aircel Chennai Open today announced that the tournament has extended its association with Swiss watch brand Rado as 'Official Sponsor'. This will be the third year of the tournament's association with the leading brand thatis associated with a number of prestigious international tennis tournaments in Europe, North America, the Middle East and Asia. At each of these tournaments, corner clocks in the shape of the Rado HyperChrome appear on court.